Bug ID 2489273: Masquerade MAC removed and not re-added on a standalone VELOS tenant across 'tmsh run sys offline' and 'tmsh run sys online'

Last Modified: Oct 01, 2026

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

Known Affected Versions:
17.5.1.9

Opened: Aug 28, 2026

Severity: 2-Critical

Symptoms

Masquerade MAC is removed and not re-added on a standalone VELOS tenant across 'tmsh run sys offline' and 'tmsh run sys online'

Impact

Masquerade MAC is lost. This may lead to connectivity issues

Conditions

- Masquerade MAC is used on a standalone VELOS tenant - 'tmsh run sys offline' and 'tmsh run sys online' are run

Workaround

NA

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips