Bug ID 636693: The WCCP client source-ip mask may now be configured.

Last Modified: May 29, 2024

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

Known Affected Versions:
12.1.1, 12.1.2, 12.1.3,,,,,,,, 12.1.4,, 12.1.5,,,, 12.1.6, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:

Opened: Jan 04, 2017

Severity: 3-Major


The BIG-IP system sends a source-ip mask of 0x0 which does not permit the Web Cache Communication Protocol (WCCP) server to load balance connections across multiple WCCP clients, i.e., BIG-IP systems.


The BIG-IP system with the longest WCCP connection uptime will handle all traffic.


Using WCCP on the BIG-IP system.



Fix Information

The source-ip mask may now be configured via tmsh for WCCP.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips