Bug ID 1612037: IPv6 routes are missing after the Snatpool CR update

Last Modified: Oct 19, 2025

Affected Product(s):
BIG_IP_NEXT(SPK) SPK(all modules)

Fixed In:
1.7.9

Opened: Jul 10, 2024

Severity: 2-Critical

Symptoms

If an IPv4 SNAT pool is configured and it has to be updated to IPv4 and IPv6 SNAT pool by editing the CR, kernel routes for the IPv6 SNAT pool are not created.

Impact

IPv6 Snatpool kernel routes are not created.

Conditions

Updating SNAT pool from IPv4 to IPv4 and IPv6 in F5SPKSnatpool CR.

Workaround

Delete the SNAT CR with IPv4 pool and reapply the CR with IPv4 and IPv6 pool.

Fix Information

To update an already configured IPv4 SNAT pool to an IPv4 and IPv6 SNAT pool, delete the existing CR with the IPv4 pool and reapply the CR with both the IPv4 and IPv6 pools.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips