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Routing

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Myng edited this page Jul 25, 2021 · 17 revisions

Overview

LibreSBC provided a powerful built-in routing engine which allows to selects an destination entities (outbound interconnection) for an inbound call based on one/multiple session criteria/variable. The Routing Engine can serve for most of use case in real life include:

  • Inbound Classify
  • Block Traffic
  • Jumping routing plan
  • Diversity routing criteria with engine variable
  • Various Matching type: Longest matching prefix, Exactly match, Comparing
  • Load Distribution: Fail-over, Load Balancing, Percentage Load
  • Flexible by Manipulate/Translation

Routing Table

Parameter Category Description
name string required The name of routing table
action enum required The action for routing, include route, block, query. Default is query
route go directly to destination interconnection that defined in routes map object.
block block traffic
query do the query route via routing records with variable criteria.
variable string The name of engine variable that will be configure value in routing record. Applicable only action is query.
routes map Route Map Object. Applicable only action is route.

Routing Record

Parameter Category Description
table string required The routing table name the routing record belong to
match enum required The matching type that will be define criteria to select.
{eq, ne, gt, lt}: compare matching
em: exactly match
lpm: longest prefix matching
value string required The value can be present by two purpose:
The fixed value of variable that already defined in routing table (lpm em)
Name of other variable for compare (eq, ne, gt, lt).
action enum required The action for routing, include route, block, query. Default is query
route go directly to destination interconnection that defined in routes map object.
block block traffic
query do the query route via routing records with variable criteria.
variable string The name of engine variable that will be configure value in routing record. Applicable only action is query.
routes map Route Map Object. Applicable only action is route.
  • table
  • match
  • value
  • action
  • routes
    • primary
    • secondary
    • load

Route Map Object

Parameter Category Description
primary string required The name of profile (unique)
secondary string Description
load string The value will be displayed as User-Agent in SIP header. Default is LibreSBC
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