Description

BFD sessions will not come up for LAG member interfaces.

 

 

Symptoms

root@> show bfd session detail

Detect Transmit

Address State Interface Time Interval Multiplier

206.253.84.32 Down et-0/0/0 0.000 1.000 3

Client LACPD, TX interval 0.300, RX interval 0.300

Local diagnostic None, remote diagnostic None

Remote state AdminDown, version 1

Replicated

Session type: Micro BFD

 

1 sessions, 1 clients

Cumulative transmit rate 1.0 pps, cumulative receive rate 0.0 pps

Solution

BFD over child links of AE or LAG bundle is not an officially supported feature on QFX5120 devices.

https://apps.juniper.net/feature-explorer/parent-feature-info.html?pFKey=1161&pFName=Bidirectional+Forwarding+Detection+%28BFD%29

Modification History

WIP to Non-Validated

Related Information

https://apps.juniper.net/feature-explorer/parent-feature-info.html?pFKey=1161&pFName=Bidirectional+Forwarding+Detection+%28BFD%29