Bug ID 1144817: Traffic processing interrupted by PF reset

Last Modified: May 29, 2024

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

Known Affected Versions:
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, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3

Fixed In:
17.1.0, 15.1.9

Opened: Aug 31, 2022

Severity: 4-Minor

Symptoms

Traffic between client and server is interrupted.

Impact

The BIG-IP instance requires a restart after PF reset to resume traffic processing.

Conditions

- E810 NICs are used. - Reset PF.

Workaround

Restart the BIG-IP device.

Fix Information

A TMSH db variable ve.ndal.exit_on_ue is used to enable/disable device restart on PF reset. On restart, following error message is recorded in /var/log/tmm: "Restarting TMM on unrecoverable error."

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips