Advanced Voice Fields
SIP page
Cisco Small Business WRP400 Administration Guide
65
A
Voice tab > SIP page >
SIP Timer Values (sec) section
SIP T1
RFC 3261 T1 value (RTT estimate), which can range from 0
to 64 seconds.
The default is
.5
.
SIP T2
RFC 3261 T2 value (maximum retransmit interval for non-
INVITE requests and INVITE responses), which can range
from 0 to 64 seconds.
The default is
4
.
SIP T4
RFC 3261 T4 value (maximum duration a message remains
in the network), which can range from 0 to 64 seconds.
The default is
5
.
SIP Timer B
INVITE time-out value, which can range from 0 to 64
seconds.
The default is
32
.
SIP Timer F
Non-INVITE time-out value, which can range from 0 to 64
seconds.
The default is
32
.
SIP Timer H
INVITE final response, time-out value, which can range from
0 to 64 seconds.
The default is
32
.
SIP Timer D
ACK hang-around time, which can range from 0 to 64
seconds.
The default is
32
.
SIP Timer J
Non-INVITE response hang-around time, which can range
from 0 to 64 seconds.
The default is
32
.
INVITE Expires
INVITE request Expires header value. If you enter 0, the
Expires header is not included in the request.
The default is
240
. Range: 0–(2
31
–1).
ReINVITE Expires
ReINVITE request Expires header value. If you enter 0, the
Expires header is not included in the request.
The default is
30
. Range: 0–(2
31
–1).