Manual Chapter : SIP Troubleshooting Logs

Applies To:

  • BIG-IP LTM

    15.1.10, 15.1.9, 15.1.8, 15.1.7, 15.1.6, 15.1.5, 15.1.4, 15.1.3, 15.1.2, 15.1.1, 15.1.0, 15.0.1, 15.0.0, 14.1.5, 14.1.4, 14.1.3, 14.1.2, 14.1.0, 14.0.1, 14.0.0, 13.1.5, 13.1.4, 13.1.3, 13.1.1, 13.1.0

Updated Date: 07/07/2026

SIP Troubleshooting Logs

If MRF SIP diagnostic log events are enabled via the log.mrsip.level db variable, the following events will be logged to /var/log/tmm?.

Event Text Log Level Description
Max Global Registration limit reached Error MR SIP: Subscriber registration failed %s, configured max global registration value :%u reached
Concurrent Session Per Subscriber limit reached Error MR SIP: concurrent session per subscriber limit %u reached, subscriber cannot make calls: %s
Non registered subscriber call out Error MR SIP: non registered subscriber %s, call dropped. Change SIP session configuration to allow non registered subscriber call out
Subscriber registration failed Error MR SIP: subscriber %s, unable to register, received non-2xx SIP response"
HUDEVT_SA_COOKIE_PICK event failed Error MR SIP: HUDEVT_SA_COOKIE PICKED event error
Listener creation failed Error MR SIP: Failed to create Listener %K for the subscriber %s
Listener deleted Error MR SIP: Listener deleted due translation lookup failure %K