Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP PEM
Known Affected Versions:
11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.0.0, 12.0.0 hf1, 12.0.0 hf2, 12.0.0 hf3, 12.0.0 hf4
Fixed In:
12.1.0
Opened: Sep 17, 2015 Severity: 3-Major
TMM core.
Traffic disrupted while tmm restarts.
When PCRF sends a CCA-T for a session with error code 5002 (UNKNOWN_SESSION_ID)
If PCRF should just acknowledge CCA-T with success code 2001 even if its not aware of the session.
Issue has been fixed now. No more core should be observed under the described circumstances.