Bug ID 433567: When sdp does not contain a session "c" field, ALG media connections are not set up

Last Modified: Jul 12, 2023

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

Known Affected Versions:
11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF2

Opened: Oct 10, 2013

Severity: 2-Critical

Symptoms

Media flow not being set up.

Impact

No audio/video can be passed.

Conditions

Absence session "C" field in SDP with presence of media "C" field.

Workaround

Include session "c" field in SDP.

Fix Information

INVITEs with c= headers only in the media portion of the SDP message body correctly setup media flows.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips