Sip Timer Values (Sec) - Cisco 8800 Series Manual

Cisco IP Phone Installation
Procedure
Step 1
Select Voice > SIP.
Step 2 In the SIP Timer Values section, set the SIP timer values in seconds as described in
on page
Step 3 Click Submit All Changes.

SIP Timer Values (sec)

Parameter
SIP T1
SIP T2
SIP T4
SIP Timer B
SIP Timer F
SIP Timer H
SIP Timer D
SIP Timer J
349.
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
Description
RFC 3261 T1 value (RTT estimate) that can range
from 0 to 64 seconds.
Default: 0.5 seconds
RFC 3261 T2 value (maximum retransmit interval for
non-INVITE requests and INVITE responses) that
can range from 0 to 64 seconds.
Default: 4 seconds
RFC 3261 T4 value (maximum duration a message
remains in the network), which can range from 0 to
64 seconds.
Default: 5 seconds.
INVITE time-out value, which can range from 0 to
64 seconds.
Default: 16 seconds.
Non-INVITE time-out value, which can range from
0 to 64 seconds.
Default: 16 seconds.
INVITE final response, time-out value, which can
from 0 to 64 seconds.
Default: 16 seconds.
ACK hang-around time, which can range from 0 to
64 seconds.
Default: 16 seconds.
Non-INVITE response hang-around time, which can
range from 0 to 64 seconds.
Default: 16 seconds.
SIP Timer Values (sec)
SIP Timer Values (sec),
349