Last Modified: Jan 07, 2026
Affected Product(s):
BIG-IP All
Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4
Fixed In:
12.0.0, 11.6.0 HF5, 11.5.3
Opened: Jan 29, 2015 Severity: 3-Major Related Article:
K16933
SIP REFER, INFO, and UPDATE requests do not trigger iRule events.
iRule event is not executed.
The occurs when the following conditions are met: -- Virtual server has a SIP profile. -- Virtual server has iRule(s) containing SIP_REQUEST or SIP_REQUEST_SEND events. -- SIP REFER, INFO, or UPDATE request is received on the virtual server.
none
SIP REFER, INFO, and UPDATE requests now trigger the SIP_REQUEST and SIP_REQUEST_SEND iRule events. This is the correct behavior.