Bug ID 1753489: BFD Commands Missing in ZebOS Config After Reboot or Restart for large configurations

Last Modified: Mar 29, 2025

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

Known Affected Versions:
16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.5.0

Opened: Nov 20, 2024

Severity: 3-Major

Symptoms

BFD session commands are missing from the ZebOS configuration after a BIG-IP reboot or bigstart restart.

Impact

BFD session configurations are not retained after reboot/restart, causing instability in routing protocols relying on BFD.

Conditions

Occurs consistently with 40+ route domains, intermittently with 20+ route domains, and varies based on configuration size or the number of BFD commands.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips