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Hi @mirusu400, thanks for using Fast DDS. User data transmissions are represented in Wireshark as Fast DDS uses by default shared memory prior than UDPv4 as builtin transport. Following your suggested guidelines:
You should include the following code lines in the
TIP: You can try to apply the following filter in Wireshark to display only |
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Hello.
I'm trying to running a simple C++ example by this document, and trying to capture packets between publisher and subscriber
_2024_01_16_17_20_20_292.mp4
question_packet.zip
^ Here are some packets I've captured.
I can capture
INFO_TS
,DATA(p)
,INFO_DST
,HEARTBEST
,ACKNACK
packets, but I can't find any packets about serving real messages (Such asCustomHello
- In this case).I've searching some documents about how the messages are served, but I can't find any informations about how publisher/subscriber managing their message data packets.
Is message datas are really serving via
rtps
? if not, How they serve their datas? Also, How can I capture these packets usingwireshark
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