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Cisco Bug: CSCvh88613 - ASR903: l2protocol forward option dropping L2 control protocols over xconnect [partial backout]

Last Modified

Aug 19, 2019

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases

16.6.2

Description (partial)

Symptom:
In case that under service instance is configured option "l2protocol forward", L2 control protocols like STP, CDP, LACP, ELMI, ESMC,... are dropped when sending / receiving this control traffic over xconnect. This issue is was reported only in case when there are more than two labels in label stack of particular frame/packet.

Conditions:
configured "l2protocol forward" under service instance
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