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

Last Modified: Dec 20, 2023

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

Known Affected Versions:
15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 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, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1, 16.0.1.2, 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

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

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips