Bug ID 745628: MRF SIP ALG with SNAT does not translate media addresses in SDP after NOTIFY message

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 13.1.1.5, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.1.0, 14.1.0.1

Fixed In:
15.0.0, 14.1.0.2, 14.0.1.1, 13.1.3

Opened: Oct 01, 2018
Severity: 3-Major

Symptoms

The media addresses in the SDP payload are not translated by MRF SIP ALD with SNAT after a NOTIFY message has been processed.

Impact

Media addresses in the SDP payload are not translated.

Conditions

This occurs because the NOTIFY message has has the TO and FROM headers with the same value causing the ALG to enter hairpin mode.

Workaround

There is no workaround.

Fix Information

Hairpin mode is not entered when processing NOTIFY messages

Behavior Change