From 57de2e15e2c502c72107ad5993b682747f91e994 Mon Sep 17 00:00:00 2001
From: Jan-Ivar Bruaroey <jan-ivar@users.noreply.github.com>
Date: Tue, 26 Sep 2023 18:53:09 +0000
Subject: [PATCH] Merge pull request #547 from jan-ivar/underlyingconnection

SHA: bfe859185c2a1301247d883827bf424d975126a9
Reason: push, by jan-ivar

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
---
 index.html | 208 ++++++++++++++++++++++++++---------------------------
 1 file changed, 101 insertions(+), 107 deletions(-)

diff --git a/index.html b/index.html
index 33a39c0..dbb681e 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <meta content="Bikeshed version 82ce88815, updated Thu Sep 7 16:33:55 2023 -0700" name="generator">
   <link href="https://www.w3.org/TR/webtransport/" rel="canonical">
-  <meta content="ee19ede7ed2a756f84e748bcd062040329bed1c3" name="document-revision">
+  <meta content="bfe859185c2a1301247d883827bf424d975126a9" name="document-revision">
 <style>/* Boilerplate: style-autolinks */
 .css.css, .property.property, .descriptor.descriptor {
     color: var(--a-normal-text);
@@ -753,7 +753,7 @@ <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
       <li><a href="#web-transport-configuration"><span class="secno">5.9</span> <span class="content">Configuration</span></a>
       <li><a href="#web-transport-close-info"><span class="secno">5.10</span> <span class="content"><code>WebTransportCloseInfo</code> Dictionary</span></a>
       <li><a href="#uni-stream-options"><span class="secno">5.11</span> <span class="content"><code>WebTransportSendStreamOptions</code> Dictionary</span></a>
-      <li><a href="#web-transport-stats"><span class="secno">5.12</span> <span class="content"><code>WebTransportStats</code> Dictionary</span></a>
+      <li><a href="#web-transport-connection-stats"><span class="secno">5.12</span> <span class="content"><code>WebTransportConnectionStats</code> Dictionary</span></a>
       <li><a href="#web-transport-datagram-stats"><span class="secno">5.13</span> <span class="content"><code>WebTransportDatagramStats</code> Dictionary</span></a>
      </ol>
     <li>
@@ -863,8 +863,9 @@ <h2 class="heading settled" data-level="3" id="protocol-concepts"><span class="s
    <p>There are two main protocol concepts for WebTransport: sessions and streams. Each <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session">WebTransport
 session</a> can contain multiple <a data-link-type="dfn" href="#protocol-webtransport-stream" id="ref-for-protocol-webtransport-stream">WebTransport streams</a>.</p>
    <h3 class="heading settled" data-level="3.1" id="webtransport-session"><span class="secno">3.1. </span><span class="content">WebTransport session</span><a class="self-link" href="#webtransport-session"></a></h3>
-   <p>A <dfn class="dfn-paneled" data-dfn-for="protocol" data-dfn-type="dfn" data-noexport id="protocol-webtransport-session">WebTransport session</dfn> is a session of WebTransport over HTTP/3.
-There may be multiple <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①">WebTransport sessions</a> on one <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection">connection</a>, when pooling is enabled.</p>
+   <p>A <dfn class="dfn-paneled" data-dfn-for="protocol" data-dfn-type="dfn" data-noexport id="protocol-webtransport-session">WebTransport session</dfn> is a session of WebTransport over an HTTP/3
+or HTTP/2 <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="underlying-connection">underlying <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection">connection</a></dfn>.
+There may be multiple <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①">WebTransport sessions</a> on one <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection①">connection</a>, when pooling is enabled.</p>
    <p>A <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session②">WebTransport session</a> has the following capabilities defined in <a data-link-type="biblio" href="#biblio-web-transport-http3" title="WebTransport over HTTP/3">[WEB-TRANSPORT-HTTP3]</a>:</p>
    <table class="data">
     <thead>
@@ -1361,7 +1362,7 @@ <h2 class="heading settled" data-level="5" id="web-transport"><span class="secno
 <c- b>interface</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="interface" data-export id="webtransport"><code><c- g>WebTransport</c-></code></dfn> {
   <dfn class="dfn-paneled idl-code" data-dfn-for="WebTransport" data-dfn-type="constructor" data-export data-lt="WebTransport(url, options)|constructor(url, options)|WebTransport(url)|constructor(url)" id="dom-webtransport-webtransport"><code><c- g>constructor</c-></code></dfn>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString"><c- b>USVString</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="WebTransport/WebTransport(url, options), WebTransport/constructor(url, options), WebTransport/WebTransport(url), WebTransport/constructor(url)" data-dfn-type="argument" data-export id="dom-webtransport-webtransport-url-options-url"><code><c- g>url</c-></code></dfn>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-webtransportoptions" id="ref-for-dictdef-webtransportoptions"><c- n>WebTransportOptions</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="WebTransport/WebTransport(url, options), WebTransport/constructor(url, options), WebTransport/WebTransport(url), WebTransport/constructor(url)" data-dfn-type="argument" data-export id="dom-webtransport-webtransport-url-options-options"><code><c- g>options</c-></code></dfn> = {});
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise"><c- b>Promise</c-></a>&lt;<a data-link-type="idl-name" href="#dictdef-webtransportstats" id="ref-for-dictdef-webtransportstats"><c- n>WebTransportStats</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-webtransport-getstats" id="ref-for-dom-webtransport-getstats"><c- g>getStats</c-></a>();
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise"><c- b>Promise</c-></a>&lt;<a data-link-type="idl-name" href="#dictdef-webtransportconnectionstats" id="ref-for-dictdef-webtransportconnectionstats"><c- n>WebTransportConnectionStats</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-webtransport-getstats" id="ref-for-dom-webtransport-getstats"><c- g>getStats</c-></a>();
   <c- b>readonly</c-> <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise①"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="attribute" data-readonly data-type="Promise<undefined>" href="#dom-webtransport-ready" id="ref-for-dom-webtransport-ready"><c- g>ready</c-></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-webtransportreliabilitymode" id="ref-for-enumdef-webtransportreliabilitymode"><c- n>WebTransportReliabilityMode</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="WebTransportReliabilityMode" href="#dom-webtransport-reliability" id="ref-for-dom-webtransport-reliability"><c- g>reliability</c-></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-webtransportcongestioncontrol" id="ref-for-enumdef-webtransportcongestioncontrol"><c- n>WebTransportCongestionControl</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="WebTransportCongestionControl" href="#dom-webtransport-congestioncontrol" id="ref-for-dom-webtransport-congestioncontrol"><c- g>congestionControl</c-></a>;
@@ -1830,14 +1831,12 @@ <h3 class="heading settled" data-level="5.4" id="webtransport-methods"><span cla
        <p>Run the following steps <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/infrastructure.html#in-parallel" id="ref-for-in-parallel⑤">in parallel</a>:</p>
        <ol>
         <li data-md>
-         <p>Gather the stats from the underlying QUIC connection, including stats on datagrams.</p>
-        <li data-md>
-         <p>Wait for the stats to be ready.</p>
+         <p>Gather the stats from the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection">underlying connection</a>, including stats on datagrams.</p>
         <li data-md>
          <p><a data-link-type="dfn" href="#webtransport-queue-a-network-task" id="ref-for-webtransport-queue-a-network-task①⓪">Queue a network task</a> with <var>transport</var> to run the following steps:</p>
          <ol>
           <li data-md>
-           <p>Let <var>stats</var> be a <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#new" id="ref-for-new③">new</a> <code class="idl"><a data-link-type="idl" href="#dictdef-webtransportstats" id="ref-for-dictdef-webtransportstats①">WebTransportStats</a></code> object representing the gathered stats.</p>
+           <p>Let <var>stats</var> be a <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#new" id="ref-for-new③">new</a> <code class="idl"><a data-link-type="idl" href="#dictdef-webtransportconnectionstats" id="ref-for-dictdef-webtransportconnectionstats①">WebTransportConnectionStats</a></code> object representing the gathered stats.</p>
           <li data-md>
            <p><a data-link-type="dfn" href="http://www.ecma-international.org/ecma-262/6.0/index.html#sec-promise-objects" id="ref-for-sec-promise-objects⑨">Resolve</a> <var>p</var> with <var>stats</var>.</p>
          </ol>
@@ -2035,7 +2034,7 @@ <h3 class="heading settled" data-level="5.6" id="web-transport-termination"><spa
     </ol>
    </div>
    <div class="algorithm" data-algorithm="termination-caused-by-connection-error">
-     Whenever a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection①">connection</a> associated with a <code class="idl"><a data-link-type="idl" href="#webtransport" id="ref-for-webtransport①⑨">WebTransport</a></code> <var>transport</var> gets a connection error,
+     Whenever a <code class="idl"><a data-link-type="idl" href="#webtransport" id="ref-for-webtransport①⑨">WebTransport</a></code> <var>transport</var>’s <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection①">underlying connection</a> gets a connection error,
 run these steps: 
     <ol>
      <li data-md>
@@ -2095,16 +2094,15 @@ <h3 class="heading settled" data-level="5.9" id="web-transport-configuration"><s
 };
 </pre>
    <p><dfn class="dfn-paneled idl-code" data-dfn-type="dictionary" data-export id="dictdef-webtransportoptions"><code>WebTransportOptions</code></dfn> is a dictionary of parameters
-that determine how WebTransport connection is established and used.</p>
+that determine how the <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①⑥">WebTransport session</a> is established and used.</p>
    <dl>
     <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportOptions" data-dfn-type="dict-member" data-export id="dom-webtransportoptions-allowpooling"><code>allowPooling</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean②">boolean</a>, defaulting to <code>false</code></span>
     <dd data-md>
-     <p>When set to true, the WebTransport connection can be pooled, that is, the network connection for
- the WebTransport session can be shared with other HTTP/3 sessions.</p>
+     <p>When set to true, the <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①⑦">WebTransport session</a> can be pooled, that is, its <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection②">underlying connection</a> can be shared with other HTTP/3 sessions.</p>
     <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportOptions" data-dfn-type="dict-member" data-export id="dom-webtransportoptions-requireunreliable"><code>requireUnreliable</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean③">boolean</a>, defaulting to <code>false</code></span>
     <dd data-md>
-     <p>When set to true, the WebTransport connection cannot be established over HTTP/2 if
- an HTTP/3 connection is not possible.</p>
+     <p>When set to true, the <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①⑧">WebTransport session</a> cannot be established over an
+ HTTP/2 <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection②">connection</a> if an HTTP/3 <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection③">connection</a> is not possible.</p>
     <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportOptions" data-dfn-type="dict-member" data-export id="dom-webtransportoptions-servercertificatehashes"><code>serverCertificateHashes</code></dfn>, <span> of type sequence&lt;<a data-link-type="idl-name" href="#dictdef-webtransporthash" id="ref-for-dictdef-webtransporthash②">WebTransportHash</a>></span>
     <dd data-md>
      <p>This option is only supported for transports using dedicated connections.
@@ -2216,71 +2214,71 @@ <h3 class="heading settled" data-level="5.11" id="uni-stream-options"><span clas
      <p class="note" role="note"><span class="marker">Note:</span> This is sender-side data prioritization which does not guarantee
  reception order.</p>
    </dl>
-   <h3 class="heading settled" data-level="5.12" id="web-transport-stats"><span class="secno">5.12. </span><span class="content"><code>WebTransportStats</code> Dictionary</span><a class="self-link" href="#web-transport-stats"></a></h3>
-   <p>The <dfn class="dfn-paneled idl-code" data-dfn-type="dictionary" data-export id="dictdef-webtransportstats"><code>WebTransportStats</code></dfn> dictionary includes information
-on HTTP/3 connection stats.</p>
-   <p class="issue" id="issue-29939a8a"><a class="self-link" href="#issue-29939a8a"></a> Now that quic-transport has been removed, this section needs to be
-revised. Some of those are safe to expose for HTTP/2 and HTTP/3 connections
-(like min-RTT), while most would either result in information disclosure
-or are impossible to define for pooled connections.</p>
-<pre class="idl highlight def"><c- b>dictionary</c-> <a class="idl-code" data-link-type="dictionary" href="#dictdef-webtransportstats" id="ref-for-dictdef-webtransportstats②"><c- g>WebTransportStats</c-></a> {
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-timestamp" id="ref-for-dom-webtransportstats-timestamp"><c- g>timestamp</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-bytessent" id="ref-for-dom-webtransportstats-bytessent"><c- g>bytesSent</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetssent" id="ref-for-dom-webtransportstats-packetssent"><c- g>packetsSent</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long②"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-byteslost" id="ref-for-dom-webtransportstats-byteslost"><c- g>bytesLost</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long③"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetslost" id="ref-for-dom-webtransportstats-packetslost"><c- g>packetsLost</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long④"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-bytesreceived" id="ref-for-dom-webtransportstats-bytesreceived"><c- g>bytesReceived</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑤"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetsreceived" id="ref-for-dom-webtransportstats-packetsreceived"><c- g>packetsReceived</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp①"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-smoothedrtt" id="ref-for-dom-webtransportstats-smoothedrtt"><c- g>smoothedRtt</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp②"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-rttvariation" id="ref-for-dom-webtransportstats-rttvariation"><c- g>rttVariation</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp③"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-minrtt" id="ref-for-dom-webtransportstats-minrtt"><c- g>minRtt</c-></a>;
-  <a data-link-type="idl-name" href="#dictdef-webtransportdatagramstats" id="ref-for-dictdef-webtransportdatagramstats"><c- n>WebTransportDatagramStats</c-></a> <dfn class="idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export data-type="WebTransportDatagramStats " id="dom-webtransportstats-datagrams"><code><c- g>datagrams</c-></code><a class="self-link" href="#dom-webtransportstats-datagrams"></a></dfn>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑥"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a>? <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long? " href="#dom-webtransportstats-estimatedsendrate" id="ref-for-dom-webtransportstats-estimatedsendrate"><c- g>estimatedSendRate</c-></a>;
+   <h3 class="heading settled" data-level="5.12" id="web-transport-connection-stats"><span class="secno">5.12. </span><span class="content"><code>WebTransportConnectionStats</code> Dictionary</span><a class="self-link" href="#web-transport-connection-stats"></a></h3>
+   <p>The <dfn class="dfn-paneled idl-code" data-dfn-type="dictionary" data-export id="dictdef-webtransportconnectionstats"><code>WebTransportConnectionStats</code></dfn> dictionary includes information
+on WebTransport-specific stats about the <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①⑨">WebTransport session</a>'s <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection③">underlying connection</a>.</p>
+   <p class="note" role="note"><span class="marker">Note:</span> When pooling is used, multiple <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session②⓪">WebTransport sessions</a> pooled
+on the same <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-connection" id="ref-for-concept-connection④">connection</a> all receive the same information, i.e. the information
+is disclosed across pooled <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session②①"> sessions</a> holding the
+same <a href="https://fetch.spec.whatwg.org/#network-partition-keys">network partition key</a>.</p>
+<pre class="idl highlight def"><c- b>dictionary</c-> <a class="idl-code" data-link-type="dictionary" href="#dictdef-webtransportconnectionstats" id="ref-for-dictdef-webtransportconnectionstats②"><c- g>WebTransportConnectionStats</c-></a> {
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-timestamp" id="ref-for-dom-webtransportconnectionstats-timestamp"><c- g>timestamp</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-bytessent" id="ref-for-dom-webtransportconnectionstats-bytessent"><c- g>bytesSent</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetssent" id="ref-for-dom-webtransportconnectionstats-packetssent"><c- g>packetsSent</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long②"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-byteslost" id="ref-for-dom-webtransportconnectionstats-byteslost"><c- g>bytesLost</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long③"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetslost" id="ref-for-dom-webtransportconnectionstats-packetslost"><c- g>packetsLost</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long④"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-bytesreceived" id="ref-for-dom-webtransportconnectionstats-bytesreceived"><c- g>bytesReceived</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑤"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetsreceived" id="ref-for-dom-webtransportconnectionstats-packetsreceived"><c- g>packetsReceived</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp①"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-smoothedrtt" id="ref-for-dom-webtransportconnectionstats-smoothedrtt"><c- g>smoothedRtt</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp②"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-rttvariation" id="ref-for-dom-webtransportconnectionstats-rttvariation"><c- g>rttVariation</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp③"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-minrtt" id="ref-for-dom-webtransportconnectionstats-minrtt"><c- g>minRtt</c-></a>;
+  <a data-link-type="idl-name" href="#dictdef-webtransportdatagramstats" id="ref-for-dictdef-webtransportdatagramstats"><c- n>WebTransportDatagramStats</c-></a> <dfn class="idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export data-type="WebTransportDatagramStats " id="dom-webtransportconnectionstats-datagrams"><code><c- g>datagrams</c-></code><a class="self-link" href="#dom-webtransportconnectionstats-datagrams"></a></dfn>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑥"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a>? <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long? " href="#dom-webtransportconnectionstats-estimatedsendrate" id="ref-for-dom-webtransportconnectionstats-estimatedsendrate"><c- g>estimatedSendRate</c-></a>;
 };
 </pre>
    <p>The dictionary SHALL have the following attributes:</p>
    <dl>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-timestamp"><code>timestamp</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp④">DOMHighResTimeStamp</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-timestamp"><code>timestamp</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp④">DOMHighResTimeStamp</a></span>
     <dd data-md>
      <p>The <code>timestamp</code> for when the stats are gathered, relative to the
  UNIX epoch (Jan 1, 1970, UTC).</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-bytessent"><code>bytesSent</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑦">unsigned long long</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-bytessent"><code>bytesSent</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑦">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of bytes sent on the QUIC connection, including retransmissions.
+     <p>The number of bytes sent on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection④">underlying connection</a>, including retransmissions.
  Does not include UDP or any other outer framing.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-packetssent"><code>packetsSent</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑧">unsigned long long</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-packetssent"><code>packetsSent</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑧">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of packets sent on the QUIC connection, including those that are determined to have been lost.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-byteslost"><code>bytesLost</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑨">unsigned long long</a></span>
+     <p>The number of packets sent on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection⑤">underlying connection</a>, including those that are determined to have been lost.</p>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-byteslost"><code>bytesLost</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long⑨">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of bytes lost on the QUIC connection (does not monotonically increase, because packets that are declared lost can subsequently be received).
+     <p>The number of bytes lost on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection⑥">underlying connection</a> (does not monotonically increase, because packets that are declared lost can subsequently be received).
  Does not include UDP or any other outer framing.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-packetslost"><code>packetsLost</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①⓪">unsigned long long</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-packetslost"><code>packetsLost</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①⓪">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of packets lost on the QUIC connection (does not monotonically increase, because packets that are declared lost can subsequently be received).</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-bytesreceived"><code>bytesReceived</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①①">unsigned long long</a></span>
+     <p>The number of packets lost on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection⑦">underlying connection</a> (does not monotonically increase, because packets that are declared lost can subsequently be received).</p>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-bytesreceived"><code>bytesReceived</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①①">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of total bytes received on the QUIC connection, including
+     <p>The number of total bytes received on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection⑧">underlying connection</a>, including
  duplicate data for streams. Does not include UDP or any other outer framing.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-packetsreceived"><code>packetsReceived</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①②">unsigned long long</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-packetsreceived"><code>packetsReceived</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①②">unsigned long long</a></span>
     <dd data-md>
-     <p>The number of total packets received on the QUIC connection, including
+     <p>The number of total packets received on the <a data-link-type="dfn" href="#underlying-connection" id="ref-for-underlying-connection⑨">underlying connection</a>, including
  packets that were not processable.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-smoothedrtt"><code>smoothedRtt</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑤">DOMHighResTimeStamp</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-smoothedrtt"><code>smoothedRtt</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑤">DOMHighResTimeStamp</a></span>
     <dd data-md>
      <p>The smoothed round-trip time (RTT) currently observed on the connection, as defined
  in <a data-link-type="biblio" href="#biblio-rfc9002" title="QUIC Loss Detection and Congestion Control">[RFC9002]</a> <a href="https://www.rfc-editor.org/rfc/rfc9002#section-5.3">Section 5.3</a>.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-rttvariation"><code>rttVariation</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑥">DOMHighResTimeStamp</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-rttvariation"><code>rttVariation</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑥">DOMHighResTimeStamp</a></span>
     <dd data-md>
      <p>The mean variation in round-trip time samples currently observed on the
  connection, as defined in <a data-link-type="biblio" href="#biblio-rfc9002" title="QUIC Loss Detection and Congestion Control">[RFC9002]</a> <a href="https://www.rfc-editor.org/rfc/rfc9002#section-5.3">Section 5.3</a>.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-minrtt"><code>minRtt</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑦">DOMHighResTimeStamp</a></span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-minrtt"><code>minRtt</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp" id="ref-for-dom-domhighrestimestamp⑦">DOMHighResTimeStamp</a></span>
     <dd data-md>
      <p>The minimum round-trip time observed on the entire connection.</p>
-    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportStats" data-dfn-type="dict-member" data-export id="dom-webtransportstats-estimatedsendrate"><code>estimatedSendRate</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①③">unsigned long long</a>, nullable</span>
+    <dt data-md><dfn class="dfn-paneled idl-code" data-dfn-for="WebTransportConnectionStats" data-dfn-type="dict-member" data-export id="dom-webtransportconnectionstats-estimatedsendrate"><code>estimatedSendRate</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long" id="ref-for-idl-unsigned-long-long①③">unsigned long long</a>, nullable</span>
     <dd data-md>
      <p>The estimated rate at which queued data will be sent by the user agent, in bits per second.
- This rate applies to all streams and datagrams that share a <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session①⑥">WebTransport session</a> and is calculated by the congestion control algorithm (potentially chosen by <code class="idl"><a data-link-type="idl" href="#dom-webtransport-congestioncontrol" id="ref-for-dom-webtransport-congestioncontrol①">congestionControl</a></code>). If the user agent does not
+ This rate applies to all streams and datagrams that share a <a data-link-type="dfn" href="#protocol-webtransport-session" id="ref-for-protocol-webtransport-session②②">WebTransport session</a> and is calculated by the congestion control algorithm (potentially chosen by <code class="idl"><a data-link-type="idl" href="#dom-webtransport-congestioncontrol" id="ref-for-dom-webtransport-congestioncontrol①">congestionControl</a></code>). If the user agent does not
  currently have an estimate, the member MUST be <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists">absent</a>.
  The member can be absent even if present in previous results.</p>
    </dl>
@@ -2651,8 +2649,6 @@ <h3 class="heading settled" data-level="7.1" id="receive-stream-methods"><span c
        <ol>
         <li data-md>
          <p>Gather the stats specific to this <code class="idl"><a data-link-type="idl" href="#webtransportreceivestream" id="ref-for-webtransportreceivestream⑨">WebTransportReceiveStream</a></code>.</p>
-        <li data-md>
-         <p>Wait for the stats to be ready.</p>
         <li data-md>
          <p><a data-link-type="dfn" href="#webtransport-queue-a-network-task" id="ref-for-webtransport-queue-a-network-task②③">Queue a network task</a> with <var>transport</var> to run the following steps:</p>
          <ol>
@@ -3244,7 +3240,7 @@ <h3 class="heading settled" data-level="11.5" id="fingerprinting"><span class="s
    <p>Information about the network is available to the server either directly through
 its own networking stack, indirectly through the rate at which data is consumed
 or transmitted by the client, or as part of the statistics provided by the API
-(see <a href="#web-transport-stats">§ 5.12 WebTransportStats Dictionary</a>).  Consequently, restrictions on information in
+(see <a href="#web-transport-connection-stats">§ 5.12 WebTransportConnectionStats Dictionary</a>).  Consequently, restrictions on information in
 user agents is not the only mechanism that might be needed to manage these
 privacy risks.</p>
    <h4 class="heading settled" data-level="11.5.1" id="fp-static"><span class="secno">11.5.1. </span><span class="content">Static Observations</span><a class="self-link" href="#fp-static"></a></h4>
@@ -3271,7 +3267,7 @@ <h4 class="heading settled" data-level="11.5.2" id="fp-shared"><span class="secn
 This might allow sites to increase confidence that activity on different sites
 originates from the same user.</p>
    <p>A user agent could limit or degrade access to feedback mechanisms such as
-statistics (<a href="#web-transport-stats">§ 5.12 WebTransportStats Dictionary</a>) for sites that are inactive or do not have
+statistics (<a href="#web-transport-connection-stats">§ 5.12 WebTransportConnectionStats Dictionary</a>) for sites that are inactive or do not have
 focus (<a href="https://html.spec.whatwg.org/multipage/interaction.html#focus"><cite>HTML</cite> § 6.6 Focus</a>).  As noted, this does not prevent a server
 from making observations about changes in the network.</p>
    <h4 class="heading settled" data-level="11.5.3" id="fp-pooled"><span class="secno">11.5.3. </span><span class="content">Pooled Sessions</span><a class="self-link" href="#fp-pooled"></a></h4>
@@ -3528,19 +3524,19 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-webtransportoptions-allowpooling">allowPooling</a><span>, in § 5.9</span>
    <li><a href="#stream-bidirectional">bidirectional</a><span>, in § 3.2</span>
    <li><a href="#dom-webtransportsendstreamstats-bytesacknowledged">bytesAcknowledged</a><span>, in § 6.6</span>
-   <li><a href="#dom-webtransportstats-byteslost">bytesLost</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-byteslost">bytesLost</a><span>, in § 5.12</span>
    <li><a href="#dom-webtransportreceivestreamstats-bytesread">bytesRead</a><span>, in § 7.5</span>
    <li>
     bytesReceived
     <ul>
+     <li><a href="#dom-webtransportconnectionstats-bytesreceived">dict-member for WebTransportConnectionStats</a><span>, in § 5.12</span>
      <li><a href="#dom-webtransportreceivestreamstats-bytesreceived">dict-member for WebTransportReceiveStreamStats</a><span>, in § 7.5</span>
-     <li><a href="#dom-webtransportstats-bytesreceived">dict-member for WebTransportStats</a><span>, in § 5.12</span>
     </ul>
    <li>
     bytesSent
     <ul>
+     <li><a href="#dom-webtransportconnectionstats-bytessent">dict-member for WebTransportConnectionStats</a><span>, in § 5.12</span>
      <li><a href="#dom-webtransportsendstreamstats-bytessent">dict-member for WebTransportSendStreamStats</a><span>, in § 6.6</span>
-     <li><a href="#dom-webtransportstats-bytessent">dict-member for WebTransportStats</a><span>, in § 5.12</span>
     </ul>
    <li><a href="#dom-webtransportsendstreamstats-byteswritten">bytesWritten</a><span>, in § 6.6</span>
    <li><a href="#webtransportreceivestream-cancel">cancel</a><span>, in § 7.3</span>
@@ -3592,7 +3588,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
     datagrams
     <ul>
      <li><a href="#dom-webtransport-datagrams">attribute for WebTransport</a><span>, in § 5.3</span>
-     <li><a href="#dom-webtransportstats-datagrams">dict-member for WebTransportStats</a><span>, in § 5.12</span>
+     <li><a href="#dom-webtransportconnectionstats-datagrams">dict-member for WebTransportConnectionStats</a><span>, in § 5.12</span>
     </ul>
    <li><a href="#dom-webtransportcongestioncontrol-default">"default"</a><span>, in § 5.9</span>
    <li><a href="#dom-webtransport-draining-slot">[[Draining]]</a><span>, in § 5.1</span>
@@ -3605,7 +3601,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#session-signal-drain_webtransport_session">DRAIN_WEBTRANSPORT_SESSION</a><span>, in § 3.1</span>
    <li><a href="#dom-webtransportdatagramstats-droppedincoming">droppedIncoming</a><span>, in § 5.13</span>
    <li><a href="#session-establish">establish</a><span>, in § 3.1</span>
-   <li><a href="#dom-webtransportstats-estimatedsendrate">estimatedSendRate</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-estimatedsendrate">estimatedSendRate</a><span>, in § 5.12</span>
    <li><a href="#dom-webtransportdatagramstats-expiredoutgoing">expiredOutgoing</a><span>, in § 5.13</span>
    <li><a href="#stream-signal-flow-control">flow control</a><span>, in § 3.2</span>
    <li>
@@ -3637,7 +3633,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-webtransportdatagramstats-lostoutgoing">lostOutgoing</a><span>, in § 5.13</span>
    <li><a href="#dom-webtransportcongestioncontrol-low-latency">"low-latency"</a><span>, in § 5.9</span>
    <li><a href="#dom-webtransportdatagramduplexstream-maxdatagramsize">maxDatagramSize</a><span>, in § 4.2</span>
-   <li><a href="#dom-webtransportstats-minrtt">minRtt</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-minrtt">minRtt</a><span>, in § 5.12</span>
    <li><a href="#dom-webtransportdatagramduplexstream-outgoingdatagramsexpirationduration-slot">[[OutgoingDatagramsExpirationDuration]]</a><span>, in § 4.1</span>
    <li><a href="#dom-webtransportdatagramduplexstream-outgoingdatagramshighwatermark-slot">[[OutgoingDatagramsHighWaterMark]]</a><span>, in § 4.1</span>
    <li><a href="#dom-webtransportdatagramduplexstream-outgoingdatagramsqueue-slot">[[OutgoingDatagramsQueue]]</a><span>, in § 4.1</span>
@@ -3645,9 +3641,9 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-webtransportdatagramduplexstream-outgoingmaxage">outgoingMaxAge</a><span>, in § 4.2</span>
    <li><a href="#dom-webtransportdatagramduplexstream-outgoingmaxdatagramsize-slot">[[OutgoingMaxDatagramSize]]</a><span>, in § 4.1</span>
    <li><a href="#stream-outgoing-unidirectional">outgoing unidirectional</a><span>, in § 3.2</span>
-   <li><a href="#dom-webtransportstats-packetslost">packetsLost</a><span>, in § 5.12</span>
-   <li><a href="#dom-webtransportstats-packetsreceived">packetsReceived</a><span>, in § 5.12</span>
-   <li><a href="#dom-webtransportstats-packetssent">packetsSent</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-packetslost">packetsLost</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-packetsreceived">packetsReceived</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-packetssent">packetsSent</a><span>, in § 5.12</span>
    <li><a href="#dom-webtransportreliabilitymode-pending">"pending"</a><span>, in § 5</span>
    <li><a href="#dom-webtransportsendstream-pendingoperation-slot">[[PendingOperation]]</a><span>, in § 6.3</span>
    <li><a href="#pullbidirectionalstream">pullBidirectionalStream</a><span>, in § 5.2</span>
@@ -3683,7 +3679,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-webtransportoptions-requireunreliable">requireUnreliable</a><span>, in § 5.9</span>
    <li><a href="#stream-reset">reset</a><span>, in § 3.2</span>
    <li><a href="#stream-signal-reset_stream">RESET_STREAM</a><span>, in § 3.2</span>
-   <li><a href="#dom-webtransportstats-rttvariation">rttVariation</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-rttvariation">rttVariation</a><span>, in § 5.12</span>
    <li><a href="#stream-send">send</a><span>, in § 3.2</span>
    <li><a href="#session-send-a-datagram">send a datagram</a><span>, in § 3.1</span>
    <li><a href="#senddatagrams">sendDatagrams</a><span>, in § 4.3</span>
@@ -3699,7 +3695,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-webtransportoptions-servercertificatehashes">serverCertificateHashes</a><span>, in § 5.9</span>
    <li><a href="#dom-webtransporterrorsource-session">"session"</a><span>, in § 9</span>
    <li><a href="#dom-webtransport-session-slot">[[Session]]</a><span>, in § 5.1</span>
-   <li><a href="#dom-webtransportstats-smoothedrtt">smoothedRtt</a><span>, in § 5.12</span>
+   <li><a href="#dom-webtransportconnectionstats-smoothedrtt">smoothedRtt</a><span>, in § 5.12</span>
    <li><a href="#dom-webtransporterror-source-slot">[[Source]]</a><span>, in § 9.1</span>
    <li>
     source
@@ -3725,10 +3721,10 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li>
     timestamp
     <ul>
+     <li><a href="#dom-webtransportconnectionstats-timestamp">dict-member for WebTransportConnectionStats</a><span>, in § 5.12</span>
      <li><a href="#dom-webtransportdatagramstats-timestamp">dict-member for WebTransportDatagramStats</a><span>, in § 5.13</span>
      <li><a href="#dom-webtransportreceivestreamstats-timestamp">dict-member for WebTransportReceiveStreamStats</a><span>, in § 7.5</span>
      <li><a href="#dom-webtransportsendstreamstats-timestamp">dict-member for WebTransportSendStreamStats</a><span>, in § 6.6</span>
-     <li><a href="#dom-webtransportstats-timestamp">dict-member for WebTransportStats</a><span>, in § 5.12</span>
     </ul>
    <li>
     [[Transport]]
@@ -3737,12 +3733,14 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
      <li><a href="#dom-webtransportreceivestream-transport-slot">attribute for WebTransportReceiveStream</a><span>, in § 7.2</span>
      <li><a href="#dom-webtransportsendstream-transport-slot">attribute for WebTransportSendStream</a><span>, in § 6.3</span>
     </ul>
+   <li><a href="#underlying-connection">underlying connection</a><span>, in § 3.1</span>
    <li><a href="#dom-webtransporthash-value">value</a><span>, in § 5.9</span>
    <li><a href="#verify-a-certificate-hash">verify a certificate hash</a><span>, in § 5.9</span>
    <li><a href="#webtransport">WebTransport</a><span>, in § 5</span>
    <li><a href="#webtransportbidirectionalstream">WebTransportBidirectionalStream</a><span>, in § 8</span>
    <li><a href="#dictdef-webtransportcloseinfo">WebTransportCloseInfo</a><span>, in § 5.10</span>
    <li><a href="#enumdef-webtransportcongestioncontrol">WebTransportCongestionControl</a><span>, in § 5.9</span>
+   <li><a href="#dictdef-webtransportconnectionstats">WebTransportConnectionStats</a><span>, in § 5.12</span>
    <li><a href="#webtransportdatagramduplexstream">WebTransportDatagramDuplexStream</a><span>, in § 4</span>
    <li><a href="#dictdef-webtransportdatagramstats">WebTransportDatagramStats</a><span>, in § 5.13</span>
    <li><a href="#webtransporterror">WebTransportError</a><span>, in § 9</span>
@@ -3760,7 +3758,6 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dictdef-webtransportsendstreamoptions">WebTransportSendStreamOptions</a><span>, in § 5.11</span>
    <li><a href="#dictdef-webtransportsendstreamstats">WebTransportSendStreamStats</a><span>, in § 6.6</span>
    <li><a href="#protocol-webtransport-session">WebTransport session</a><span>, in § 3.1</span>
-   <li><a href="#dictdef-webtransportstats">WebTransportStats</a><span>, in § 5.12</span>
    <li><a href="#protocol-webtransport-stream">WebTransport stream</a><span>, in § 3.2</span>
    <li><a href="#dom-webtransport-webtransport">WebTransport(url)</a><span>, in § 5</span>
    <li><a href="#dom-webtransport-webtransport">WebTransport(url, options)</a><span>, in § 5</span>
@@ -4043,7 +4040,7 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
 <c- b>interface</c-> <a href="#webtransport"><code><c- g>WebTransport</c-></code></a> {
   <a href="#dom-webtransport-webtransport"><code><c- g>constructor</c-></code></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString"><c- b>USVString</c-></a> <a href="#dom-webtransport-webtransport-url-options-url"><code><c- g>url</c-></code></a>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-webtransportoptions"><c- n>WebTransportOptions</c-></a> <a href="#dom-webtransport-webtransport-url-options-options"><code><c- g>options</c-></code></a> = {});
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise"><c- b>Promise</c-></a>&lt;<a data-link-type="idl-name" href="#dictdef-webtransportstats"><c- n>WebTransportStats</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-webtransport-getstats"><c- g>getStats</c-></a>();
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise"><c- b>Promise</c-></a>&lt;<a data-link-type="idl-name" href="#dictdef-webtransportconnectionstats"><c- n>WebTransportConnectionStats</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-webtransport-getstats"><c- g>getStats</c-></a>();
   <c- b>readonly</c-> <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="attribute" data-readonly data-type="Promise<undefined>" href="#dom-webtransport-ready"><c- g>ready</c-></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-webtransportreliabilitymode"><c- n>WebTransportReliabilityMode</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="WebTransportReliabilityMode" href="#dom-webtransport-reliability"><c- g>reliability</c-></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-webtransportcongestioncontrol"><c- n>WebTransportCongestionControl</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="WebTransportCongestionControl" href="#dom-webtransport-congestioncontrol"><c- g>congestionControl</c-></a>;
@@ -4097,19 +4094,19 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
   <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-long-long"><c- b>long</c-> <c- b>long</c-></a>? <a class="idl-code" data-default="null" data-link-type="dict-member" data-type="long long? " href="#dom-webtransportsendstreamoptions-sendorder"><c- g>sendOrder</c-></a> = <c- b>null</c->;
 };
 
-<c- b>dictionary</c-> <a class="idl-code" data-link-type="dictionary" href="#dictdef-webtransportstats"><c- g>WebTransportStats</c-></a> {
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-timestamp"><c- g>timestamp</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-bytessent"><c- g>bytesSent</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetssent"><c- g>packetsSent</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-byteslost"><c- g>bytesLost</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetslost"><c- g>packetsLost</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-bytesreceived"><c- g>bytesReceived</c-></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportstats-packetsreceived"><c- g>packetsReceived</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-smoothedrtt"><c- g>smoothedRtt</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-rttvariation"><c- g>rttVariation</c-></a>;
-  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportstats-minrtt"><c- g>minRtt</c-></a>;
-  <a data-link-type="idl-name" href="#dictdef-webtransportdatagramstats"><c- n>WebTransportDatagramStats</c-></a> <a data-type="WebTransportDatagramStats " href="#dom-webtransportstats-datagrams"><code><c- g>datagrams</c-></code></a>;
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a>? <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long? " href="#dom-webtransportstats-estimatedsendrate"><c- g>estimatedSendRate</c-></a>;
+<c- b>dictionary</c-> <a class="idl-code" data-link-type="dictionary" href="#dictdef-webtransportconnectionstats"><c- g>WebTransportConnectionStats</c-></a> {
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-timestamp"><c- g>timestamp</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-bytessent"><c- g>bytesSent</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetssent"><c- g>packetsSent</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-byteslost"><c- g>bytesLost</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetslost"><c- g>packetsLost</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-bytesreceived"><c- g>bytesReceived</c-></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long " href="#dom-webtransportconnectionstats-packetsreceived"><c- g>packetsReceived</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-smoothedrtt"><c- g>smoothedRtt</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-rttvariation"><c- g>rttVariation</c-></a>;
+  <a data-link-type="idl-name" href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><c- n>DOMHighResTimeStamp</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMHighResTimeStamp " href="#dom-webtransportconnectionstats-minrtt"><c- g>minRtt</c-></a>;
+  <a data-link-type="idl-name" href="#dictdef-webtransportdatagramstats"><c- n>WebTransportDatagramStats</c-></a> <a data-type="WebTransportDatagramStats " href="#dom-webtransportconnectionstats-datagrams"><code><c- g>datagrams</c-></code></a>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-unsigned-long-long"><c- b>unsigned</c-> <c- b>long</c-> <c- b>long</c-></a>? <a class="idl-code" data-link-type="dict-member" data-type="unsigned long long? " href="#dom-webtransportconnectionstats-estimatedsendrate"><c- g>estimatedSendRate</c-></a>;
 };
 
 <c- b>dictionary</c-> <a class="idl-code" data-link-type="dictionary" href="#dictdef-webtransportdatagramstats"><c- g>WebTransportDatagramStats</c-></a> {
@@ -4177,10 +4174,6 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
      at the time of writing, that optimizes for low latency. </p>
      <a class="issue-return" href="#issue-398c2337" title="Jump to section">↵</a>
    </div>
-   <div class="issue"> Now that quic-transport has been removed, this section needs to be
-revised. Some of those are safe to expose for HTTP/2 and HTTP/3 connections
-(like min-RTT), while most would either result in information disclosure
-or are impossible to define for pooled connections. <a class="issue-return" href="#issue-29939a8a" title="Jump to section">↵</a></div>
   </div>
 <script>/* Boilerplate: script-dfn-panel */
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@@ -4506,7 +4499,7 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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+window.dfnpanelData['697965b2'] = {"dfnID": "697965b2", "url": "https://fetch.spec.whatwg.org/#concept-connection", "dfnText": "connection", "refSections": [{"refs": [{"id": "ref-for-concept-connection"}, {"id": "ref-for-concept-connection\u2460"}], "title": "3.1. WebTransport session"}, {"refs": [{"id": "ref-for-concept-connection\u2461"}, {"id": "ref-for-concept-connection\u2462"}], "title": "5.9. Configuration"}, {"refs": [{"id": "ref-for-concept-connection\u2463"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": true};
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-window.dfnpanelData['dom-webtransport-congestioncontrol'] = {"dfnID": "dom-webtransport-congestioncontrol", "url": "#dom-webtransport-congestioncontrol", "dfnText": "congestionControl", "refSections": [{"refs": [{"id": "ref-for-dom-webtransport-congestioncontrol"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dom-webtransport-congestioncontrol\u2460"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransport-congestioncontrol'] = {"dfnID": "dom-webtransport-congestioncontrol", "url": "#dom-webtransport-congestioncontrol", "dfnText": "congestionControl", "refSections": [{"refs": [{"id": "ref-for-dom-webtransport-congestioncontrol"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dom-webtransport-congestioncontrol\u2460"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
 window.dfnpanelData['dom-webtransport-close'] = {"dfnID": "dom-webtransport-close", "url": "#dom-webtransport-close", "dfnText": "close(closeInfo)", "refSections": [{"refs": [{"id": "ref-for-dom-webtransport-close"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dom-webtransport-close\u2460"}], "title": "10. Protocol Mappings"}], "external": false};
 window.dfnpanelData['dom-webtransport-getstats'] = {"dfnID": "dom-webtransport-getstats", "url": "#dom-webtransport-getstats", "dfnText": "getStats()", "refSections": [{"refs": [{"id": "ref-for-dom-webtransport-getstats"}], "title": "5. WebTransport Interface"}], "external": false};
 window.dfnpanelData['dom-webtransport-createbidirectionalstream'] = {"dfnID": "dom-webtransport-createbidirectionalstream", "url": "#dom-webtransport-createbidirectionalstream", "dfnText": "createBidirectionalStream()", "refSections": [{"refs": [{"id": "ref-for-dom-webtransport-createbidirectionalstream"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dom-webtransport-createbidirectionalstream\u2460"}], "title": "5.11. WebTransportSendStreamOptions Dictionary"}], "external": false};
@@ -4729,19 +4723,19 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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 window.dfnpanelData['dom-webtransportsendstreamoptions-sendorder'] = {"dfnID": "dom-webtransportsendstreamoptions-sendorder", "url": "#dom-webtransportsendstreamoptions-sendorder", "dfnText": "sendOrder", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportsendstreamoptions-sendorder"}, {"id": "ref-for-dom-webtransportsendstreamoptions-sendorder\u2460"}], "title": "5.4. Methods"}, {"refs": [{"id": "ref-for-dom-webtransportsendstreamoptions-sendorder\u2461"}], "title": "5.11. WebTransportSendStreamOptions Dictionary"}], "external": false};
 window.dfnpanelData['strict-ordering'] = {"dfnID": "strict-ordering", "url": "#strict-ordering", "dfnText": "strict ordering", "refSections": [{"refs": [{"id": "ref-for-strict-ordering"}, {"id": "ref-for-strict-ordering\u2460"}], "title": "5.11. WebTransportSendStreamOptions Dictionary"}], "external": false};
-window.dfnpanelData['dictdef-webtransportstats'] = {"dfnID": "dictdef-webtransportstats", "url": "#dictdef-webtransportstats", "dfnText": "WebTransportStats", "refSections": [{"refs": [{"id": "ref-for-dictdef-webtransportstats"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dictdef-webtransportstats\u2460"}], "title": "5.4. Methods"}, {"refs": [{"id": "ref-for-dictdef-webtransportstats\u2461"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-timestamp'] = {"dfnID": "dom-webtransportstats-timestamp", "url": "#dom-webtransportstats-timestamp", "dfnText": "timestamp", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-timestamp"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-bytessent'] = {"dfnID": "dom-webtransportstats-bytessent", "url": "#dom-webtransportstats-bytessent", "dfnText": "bytesSent", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-bytessent"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-packetssent'] = {"dfnID": "dom-webtransportstats-packetssent", "url": "#dom-webtransportstats-packetssent", "dfnText": "packetsSent", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-packetssent"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-byteslost'] = {"dfnID": "dom-webtransportstats-byteslost", "url": "#dom-webtransportstats-byteslost", "dfnText": "bytesLost", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-byteslost"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-packetslost'] = {"dfnID": "dom-webtransportstats-packetslost", "url": "#dom-webtransportstats-packetslost", "dfnText": "packetsLost", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-packetslost"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-bytesreceived'] = {"dfnID": "dom-webtransportstats-bytesreceived", "url": "#dom-webtransportstats-bytesreceived", "dfnText": "bytesReceived", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-bytesreceived"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-packetsreceived'] = {"dfnID": "dom-webtransportstats-packetsreceived", "url": "#dom-webtransportstats-packetsreceived", "dfnText": "packetsReceived", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-packetsreceived"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-smoothedrtt'] = {"dfnID": "dom-webtransportstats-smoothedrtt", "url": "#dom-webtransportstats-smoothedrtt", "dfnText": "smoothedRtt", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-smoothedrtt"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-rttvariation'] = {"dfnID": "dom-webtransportstats-rttvariation", "url": "#dom-webtransportstats-rttvariation", "dfnText": "rttVariation", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-rttvariation"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-minrtt'] = {"dfnID": "dom-webtransportstats-minrtt", "url": "#dom-webtransportstats-minrtt", "dfnText": "minRtt", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-minrtt"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dom-webtransportstats-estimatedsendrate'] = {"dfnID": "dom-webtransportstats-estimatedsendrate", "url": "#dom-webtransportstats-estimatedsendrate", "dfnText": "estimatedSendRate", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportstats-estimatedsendrate"}], "title": "5.12. WebTransportStats Dictionary"}], "external": false};
-window.dfnpanelData['dictdef-webtransportdatagramstats'] = {"dfnID": "dictdef-webtransportdatagramstats", "url": "#dictdef-webtransportdatagramstats", "dfnText": "WebTransportDatagramStats", "refSections": [{"refs": [{"id": "ref-for-dictdef-webtransportdatagramstats"}], "title": "5.12. WebTransportStats Dictionary"}, {"refs": [{"id": "ref-for-dictdef-webtransportdatagramstats\u2460"}], "title": "5.13. WebTransportDatagramStats Dictionary"}], "external": false};
+window.dfnpanelData['dictdef-webtransportconnectionstats'] = {"dfnID": "dictdef-webtransportconnectionstats", "url": "#dictdef-webtransportconnectionstats", "dfnText": "WebTransportConnectionStats", "refSections": [{"refs": [{"id": "ref-for-dictdef-webtransportconnectionstats"}], "title": "5. WebTransport Interface"}, {"refs": [{"id": "ref-for-dictdef-webtransportconnectionstats\u2460"}], "title": "5.4. Methods"}, {"refs": [{"id": "ref-for-dictdef-webtransportconnectionstats\u2461"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-timestamp'] = {"dfnID": "dom-webtransportconnectionstats-timestamp", "url": "#dom-webtransportconnectionstats-timestamp", "dfnText": "timestamp", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-timestamp"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-bytessent'] = {"dfnID": "dom-webtransportconnectionstats-bytessent", "url": "#dom-webtransportconnectionstats-bytessent", "dfnText": "bytesSent", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-bytessent"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-packetssent'] = {"dfnID": "dom-webtransportconnectionstats-packetssent", "url": "#dom-webtransportconnectionstats-packetssent", "dfnText": "packetsSent", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-packetssent"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-byteslost'] = {"dfnID": "dom-webtransportconnectionstats-byteslost", "url": "#dom-webtransportconnectionstats-byteslost", "dfnText": "bytesLost", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-byteslost"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-packetslost'] = {"dfnID": "dom-webtransportconnectionstats-packetslost", "url": "#dom-webtransportconnectionstats-packetslost", "dfnText": "packetsLost", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-packetslost"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-bytesreceived'] = {"dfnID": "dom-webtransportconnectionstats-bytesreceived", "url": "#dom-webtransportconnectionstats-bytesreceived", "dfnText": "bytesReceived", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-bytesreceived"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-packetsreceived'] = {"dfnID": "dom-webtransportconnectionstats-packetsreceived", "url": "#dom-webtransportconnectionstats-packetsreceived", "dfnText": "packetsReceived", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-packetsreceived"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-smoothedrtt'] = {"dfnID": "dom-webtransportconnectionstats-smoothedrtt", "url": "#dom-webtransportconnectionstats-smoothedrtt", "dfnText": "smoothedRtt", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-smoothedrtt"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-rttvariation'] = {"dfnID": "dom-webtransportconnectionstats-rttvariation", "url": "#dom-webtransportconnectionstats-rttvariation", "dfnText": "rttVariation", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-rttvariation"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-minrtt'] = {"dfnID": "dom-webtransportconnectionstats-minrtt", "url": "#dom-webtransportconnectionstats-minrtt", "dfnText": "minRtt", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-minrtt"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dom-webtransportconnectionstats-estimatedsendrate'] = {"dfnID": "dom-webtransportconnectionstats-estimatedsendrate", "url": "#dom-webtransportconnectionstats-estimatedsendrate", "dfnText": "estimatedSendRate", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportconnectionstats-estimatedsendrate"}], "title": "5.12. WebTransportConnectionStats Dictionary"}], "external": false};
+window.dfnpanelData['dictdef-webtransportdatagramstats'] = {"dfnID": "dictdef-webtransportdatagramstats", "url": "#dictdef-webtransportdatagramstats", "dfnText": "WebTransportDatagramStats", "refSections": [{"refs": [{"id": "ref-for-dictdef-webtransportdatagramstats"}], "title": "5.12. WebTransportConnectionStats Dictionary"}, {"refs": [{"id": "ref-for-dictdef-webtransportdatagramstats\u2460"}], "title": "5.13. WebTransportDatagramStats Dictionary"}], "external": false};
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 window.dfnpanelData['dom-webtransportdatagramstats-droppedincoming'] = {"dfnID": "dom-webtransportdatagramstats-droppedincoming", "url": "#dom-webtransportdatagramstats-droppedincoming", "dfnText": "droppedIncoming", "refSections": [{"refs": [{"id": "ref-for-dom-webtransportdatagramstats-droppedincoming"}], "title": "5.13. WebTransportDatagramStats Dictionary"}], "external": false};