Web User Interface Reference Enable Session Timer (RFC 4028) (Page 138)
SIP_SESSION_METHOD_n
Parameter Name Example SIP_SESSION_METHOD_1, SIP_SESSION_METHOD_2, …,
SIP_SESSION_METHOD_8
Value Format INTEGER
Description Specifies the refreshing method of SIP sessions.
Value Range 0–2
– 0: reINVITE
– 1: UPDATE
– 2: AUTO
Default Value 0
Web User Interface Reference Session Timer Method (Page 138)
SIP_TIMER_T1_n
Parameter Name Example SIP_TIMER_T1_1, SIP_TIMER_T1_2, …, SIP_TIMER_T1_8
Value Format INTEGER
Description Specifies the default interval, in milliseconds, between transmissions of
SIP messages. For details, refer to RFC 3261.
Value Range
• 250
• 500
• 1000
• 2000
• 4000
Default Value 500
Web User Interface Reference T1 Timer (Page 137)
SIP_TIMER_T2_n
Parameter Name Example SIP_TIMER_T2_1, SIP_TIMER_T2_2, …, SIP_TIMER_T2_8
Value Format INTEGER
Description Specifies the maximum interval, in seconds, between transmissions of
SIP messages. For details, refer to RFC 3261.
Value Range
• 2
• 4
• 8
• 16
• 32
Document Version 2017-07 Administrator Guide 277
5.3.22 SIP Settings