Cisco SPA112 Administration Manual page 65

Configuring Voice
Configuring Voice Settings
Cisco SPA100 Series Phone Adapters Administration Guide
Field
Mark all AVT Packets
SIP TCP Port Min
SIP TCP Port Max
SIP Timer Values
Field
SIP T1
SIP T2
SIP T4
SIP Timer B
SIP Timer F
SIP Timer H
SIP Timer D
SIP Timer J
Description
If set to yes, all AVT tone packets (encoded for
redundancy) have the marker bit set. If set to no,
only the first packet has the marker bit set for each
DTMF event. Default setting: Yes
Specifies the lowest TCP port number that can be
used for SIP sessions.
Default setting: 5060.
Specifies the highest TCP port number that can
be used for SIP sessions.
Default setting: 5080.
Description
RFC 3261 T1 value (RTT estimate), which can
range from 0 to 64 seconds. Default setting: 0.5.
RFC 3261 T2 value (maximum retransmit interval
for non-INVITE requests and INVITE responses),
which can range from 0 to 64 seconds. Default
setting: 4.
RFC 3261 T4 value (maximum duration a message
remains in the network), which can range from 0 to
64 seconds. Default setting: 5.
INVITE time-out value, which can range from 0 to
64 seconds. Default setting: 32.
Non-INVITE time-out value, which can range from 0
to 64 seconds. Default setting: 32.
H INVITE final response, time-out value, which can
range from 0 to 64 seconds. Default setting: 32.
ACK hang-around time, which can range from 0 to
64 seconds. Default setting: 32.
Non-INVITE response hang-around time, which can
range from 0 to 64 seconds. Default setting: 32.
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