Bug ID 2291753: Egress traffic gets disrupted intermittently when TMM Pods are restarted

Last Modified: Oct 17, 2026

Affected Product(s):
BIG_IP_NEXT(BNK) BNK(all modules)

Known Affected Versions:
2.3.0

Fixed In:
2.3.1

Opened: May 04, 2026

Severity: 3-Major

Symptoms

Egress traffic from app pod will fail when TMM pod restarts.

Impact

Vxlan interfaces and ip routes are wrongly provisioned on node and TMM causes the egress traffic disruption.

Conditions

TMM Pod restart.

Workaround

Delete Egress cr and restart the cne-controller pod.

Fix Information

In the controller, Recreate msgChan in handleAddTmmPod function when the existing channel is closed, so the CSRC goroutine can restart communication.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips