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Configuring SIP, SPCP, and NAT
Configuring SIP
Cisco SPA500 Series and WIP310 IP Phone Administration Guide
75
4
SIP T4
RFC 3261 T4 value, which is the maximum duration a message
remains in the network. Ranges from 0 to 64 seconds.
Defaults to 5 seconds.
SIP Timer B
RFC 3261 INVITE transaction time-out value. Ranges from 0 to 64
seconds.
Defaults to 16 seconds.
SIP Timer F
RFC 3261 Non-INVITE transaction time-out value. Ranges from 0
to 64 seconds.
Defaults to 16 seconds.
SIP Timer H
RFC 3261 INVITE final response time-out value for ACK receipt.
Ranges from 0 to 64 seconds.
Defaults to 16 seconds.
SIP Timer D
FRC 3261 wait time for response retransmits. Ranges from 0 to
64 seconds.
Defaults to 16 seconds.
SIP Timer J
RFC 3261 Wait time for Non-INVITE request retransmits. Ranges
from 0 to 64 seconds.
Defaults to 16 seconds.
INVITE Expires
INVITE request Expires header value. If you enter 0, the Expires
header is not included in the request. Ranges from 0 to
19999999999999999999999999999999.
Defaults to 240 seconds.
ReINVITE Expires
ReINVITE request Expires header value. If you enter 0, the Expires
header is not included in the request. Ranges from 0 to
19999999999999999999999999999999.
Defaults to 30
Reg Min Expires
Minimum registration expiration time allowed from the proxy in
the Expires header or as a Contact header parameter. If the proxy
returns a value less than this setting, the minimum value is used.
Defaults to 1 second.
Parameter
Description