Cisco SPA1001 Administration Guide - Page 96

SIP Timer Values sec

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SIP Tab Use Compact Header Escape Display Name RFC 2543 Call Hold Mark All AVT Packets SIP TCP Port Min SIP TCP Port Min SIP TCP Port Max CTI Enable Chapter 5 Linksys ATA Field Reference Lets you use compact SIP headers in outbound SIP messages. Select yes or no from the drop-down menu. If set to yes, the Linksys IP phone uses compact SIP headers in outbound SIP messages. If set to no, the Linksys IP phone uses normal SIP headers. If inbound SIP requests contain compact headers, Linksys IP phone reuses the same compact headers when generating the response regardless the settings of the parameter. If inbound SIP requests contain normal headers, Linksys IP phone substitutes those headers with compact headers (if defined by RFC 261) if parameter is set to yes. The default is no. Lets you keep the Display Name private. Select yes if you want the Linksys IP phone to enclose the string (configured in the Display Name) in a pair of double quotes for outbound SIP messages. Any occurrences of or \ in the string is escaped with \ and \\ inside the pair of double quotes. Otherwise, select no. The default is no. The default is no. Specifies the lowest TCP port number that can be used for SIP sessions. Specifies the highest TCP port number that can be used for SIP sessions. Enables or disables the Computer Telephone Interface feature provided by some servers. SIP Timer Values (sec) Field SIP T1 SIP T2 SIP T4 SIP Timer B SIP Timer F Description RFC 3261 T1 value (RTT estimate), which can range from 0 to 64 seconds. The default is.5. 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. RFC 3261 T4 value (maximum duration a message remains in the network), which can range from 0 to 64 seconds. The default is 5. INVITE time-out value, which can range from 0 to 64 seconds. The default is 32. Non-INVITE time-out value, which can range from 0 to 64 seconds. The default is 32. 5-12 Linksys IP Phone Administrator Guide Document Version 3.2

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5-12
Linksys IP Phone Administrator Guide
Document Version 3.2
Chapter 5
Linksys ATA Field Reference
SIP Tab
SIP Timer Values (sec)
Use Compact Header
Lets you use compact SIP headers in outbound SIP messages. Select yes
or
no from the
drop-down menu. If set to yes, the Linksys IP phone uses compact SIP headers in
outbound SIP messages. If set to no, the Linksys IP phone uses normal SIP headers. If
inbound SIP requests contain compact headers, Linksys IP phone reuses the same compact
headers when generating the response regardless the settings of the <Use Compact
Header> parameter. If inbound SIP requests contain normal headers, Linksys IP phone
substitutes those headers with compact headers (if defined by RFC 261) if <Use Compact
Header> parameter is set to yes.
The default is no.
Escape Display Name
Lets you keep the Display Name private. Select yes if you want the Linksys IP phone to
enclose the string (configured in the Display Name) in a pair of double quotes for
outbound SIP messages. Any occurrences of or \ in the string is escaped with \ and \\ inside
the pair of double quotes. Otherwise, select no.
The default is no.
RFC 2543 Call Hold
The default is no.
Mark All AVT Packets
SIP TCP Port Min
SIP TCP Port Min
Specifies the lowest TCP port number that can be used for SIP sessions.
SIP TCP Port Max
Specifies the highest TCP port number that can be used for SIP sessions.
CTI Enable
Enables or disables the Computer Telephone Interface feature provided by some servers.
Field
Description
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.