Bug ID 976621: SIP ALG not processing IPv6 in NAT64 UDP

Last Modified: Apr 13, 2021

Bug Tracker

Affected Product:  See more info
BIG-IP AFM(all modules)

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1

Opened: Dec 23, 2020
Severity: 3-Major

Symptoms

NAT64 UDP does not work with application layer gateway (ALG) profiles configured for SIP traffic.

Impact

NAT translation does not happen for IPv6 UDP traffic with SIP ALG.

Conditions

-- ALG profiles configured for SIP traffic. -- NAT and IPv6 UDP traffic.

Workaround

Enable NAT64 explicitly for UDP SIP traffic to be translated.

Fix Information

None

Behavior Change