Bug ID 493250: BGP disabling graceful-restart in ZebOS does not persist and is automatically enabled

Last Modified: Aug 19, 2026

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

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2

Fixed In:
12.0.0, 11.6.3.3

Opened: Nov 26, 2014

Severity: 3-Major

Related Article: K36428111

Symptoms

The ZebOS command to 'disable' BGP graceful-restart works temporarily, but is reset to 'enable' after system restart.

Impact

Cannot disable graceful-restart past a restart operation.

Conditions

Setting BGP graceful-restart to enable and restarting the system.

Workaround

None

Fix Information

Now, disabling graceful-restart and persists through system reboot.

Behavior Change

Graceful restart can now be disabled at the command line and the setting persists through reboots.

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips