R E V I E W D R A F T # 1 — C I S C O C O N F I D E N T I A L
A-8
Cisco WRP500 Administration Guide
Appendix A Advanced Voice Fields
SIP page
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).