Bug ID 1091953: BIG-IP in non-default route domain cannot reach directly connected network

Last Modified: Sep 22, 2023

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

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 14.1.5,,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7, 15.1.8,,, 15.1.9,, 15.1.10, 16.1.0, 16.1.1, 16.1.2,,, 16.1.3,,,,,, 16.1.4, 17.0.0,,, 17.1.0,,,

Opened: Mar 31, 2022

Severity: 4-Minor


The BIG-IP system is unable to ping any IP addresses other than its own Self IPs, except if the IP is configured in the default route domain (RD 0).


Ping does not work in the non-default route domain.


This can occur when an IP address is configured in the non-default route domain using the same subnet for two different connected BIG-IP systems.


Restart MCPD, which will disrupt traffic: bigstart restart mcpd or reboot the BIG-IP

Fix Information


Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips