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Cisco Bug: CSCvu00691 - A bundle-ether interface may not come to an UP state due to LACPDU's not being received remote side

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

A bundle-ether interface may not come to an UP state

This may occur on an NCS5500 router running IOS XR software under the following symptoms:
Moving a 100G physical interface from BEx to BEy, then move the same 100G physical interface back to BEx

LACPDUs are not being received from the partner 100G physical interface and  BEx bundle interface will not come to an UP state operationally
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