Bug ID 1047213: VPN Client to Client communication fails when clients are connected to different TMMs.

Last Modified: Feb 07, 2024

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 16.0.1, 16.0.1.1, 16.0.1.2, 16.1.0, 16.1.1, 16.1.2, 16.1.2.1

Fixed In:
17.0.0, 16.1.2.2

Opened: Sep 16, 2021

Severity: 2-Critical

Symptoms

Client-to-client communication between APM VPN clients connected to different TMMs does not work.

Impact

Client to client communication over the network access connection fails.

Conditions

-- Clustered multiprocessing (CMP) is enabled.

Workaround

Demote the virtual server from CMP processing. # tmsh modify ltm virtual <virtual> cmp-enabled no

Fix Information

N/A

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips