Fix BFD multihop IPv6 test case issue#18370
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Cherry-pick PR to 202411: #18403 |
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Co-authored-by: ShiyanWangMS <[email protected]>
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) ``` 8b16a64 (HEAD -> sync/202503, origin/sync/202503) Merge remote-tracking branch 'az_upstream/202412' into sync/202503 fe0ac4a (az_upstream/202412) Merge branch '202411' of https://github.com/sonic-net/sonic-mgmt into 202412 5c0cad1 Use is_alive over isAlive for py3 threads (sonic-net#18213) (sonic-net#18469) b7f49b2 [action] [PR:16972] Update the sflow test to pass on the t0 topo which does not have portchannel (sonic-net#307) 64ecd5c Merge branch '202411' of https://github.com/sonic-net/sonic-mgmt into 202412 da50df8 Fix the generate_golden_config_db for multi-asic devices (sonic-net#18138) a52cceb [action] [PR:18444] support t1-isolated-d56u2 in test_acl.py, test_stress_acl.py and test_qos_sai (sonic-net#305) fa05606 fix bfd multihop test issue (sonic-net#18370) (sonic-net#18403) c1f8f0f [action] [PR:18289] Fix ACL tests for t1-isolated-d28/128 (sonic-net#304) ```
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Signed-off-by: Guy Shemesh <[email protected]>
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Description of PR
Summary:
The BFD multihop IPv6 session will flap during test.
Type of change
Back port request
Approach
What is the motivation for this PR?
There is incorrect ovs flow rule that leaks the BFD multihop IPv6 packets to VM.
How did you do it?
Change ovs flow rule to only allow packets to go to PTF.
How did you verify/test it?
On physical testbed.
Any platform specific information?
Supported testbed topology if it's a new test case?
Documentation