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Description Specifies the port number to use for communication with the SIP
presence server.
Value Range 1 - 65535
Default Value 5060
Web User Interface Reference Presence Server Port (Page 111)
PORT_PUNCH_INTVL
Value Format Integer
Description Specifies the interval, in seconds, between transmissions of the Keep
Alive packet to the unit in order to maintain the NAT binding information.
Note
• This setting is available only when "SIP_TRANSPORT" is set to
"0" for UDP.
Value Range 0, 10–300 (0: Disable)
Default Value 0
Web User Interface Reference Keep Alive Interval (Page 117)
SIP_ADD_RPORT
Value Format Boolean
Description Selects whether to add the 'rport' parameter to the top Via header field
value of requests generated. For details, refer to RFC 3581.
Value Range
• Y (Add Rport [RFC 3581])
• N (Do not add Rport [RFC 3581])
Default Value
N
Web User Interface Reference Supports Rport (RFC 3581) (Page 117)
SIP_STUN_ENABLE
Value Format Boolean
Description Specifies whether to enable STUN service.
Value Range
• Y (Enable STUN)
• N (Disable STUN)
Default Value
N
Web User Interface Reference STUN (Page 118)
308 Administrator Guide Document Version 2014-05
5.7.3 Per Line - SIP Settings