Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP CGN
Known Affected Versions:
11.2.1, 11.3.0, 11.4.0, 11.4.1
Fixed In:
11.5.0, 11.4.1 HF2, 11.4.0 HF4
Opened: Sep 09, 2013 Severity: 2-Critical Related Article:
K15644
After a failover, all traffic for any connected subscribers may stop completely. The command "lsndb list client" shows connection counts at the limit.
After a failover, all traffic for any connected subscribers may stop completely.
This happens when an LSN pool with the connection-limit set to greater than 0 fails over with active connections.
To work around this problem, disable connection mirroring and disable session mirroring.
Connection limits are now managed correctly on the standby device so that connection limits are not exceeded erroneously.