Sip/Rtp Settings - Plantronics IP40 Administration Manual

Type: integer (0 to 65535)
Default Value: 90 (seconds)
Notes Controls how often empty UDP packets are sent to the SIP server as keep-alive
packets to keep a NAT binding open with the SIP server. Note that on some NATs,
refreshing a binding with the STUN server may not refresh the binding to the SIP server.
Web Page: Network Settings
Label on web page: Enable RPORT
Parameter name: SIP_RPORT_ENABLE
Type: Boolean
Default Value: 1 (enabled)
Notes: Enables the 'rport' Via: header parameter so responses are sent back to the
address and port from which they were sent. Leave this on unless you have a very, very
good reason to turn it off.
Label on web page: Enable STUN
Parameter name: SIP_STUN_ENABLE
Type: Boolean
Default Value: 0 (disabled)
Notes: Turns on STUN discovery.

6.5.4 SIP/RTP Settings

Web Page: Network Settings
Label on web page: SIP/RTP port range
Parameter name: SIP_RTP_PORT_RANGE
Type: integer (3 to 20)
Default Value: 20
Notes: Number of RTP ports that can be open (starting from SIP_RTP_PORT).
Web Page: Network Settings
Label on web page: SIP/RTP port
Parameter name: SIP_RTP_PORT
Type: integer (0 to 65535)
Default Value: 5004
Notes: The first port number used for RTP traffic.
Web Page: Network Settings
Label on web page: Local SIP port
Parameter name: SIP_SIP_PORT
Type: integer (0 to 65535)
Default Value: 5060
Notes: The port number that the headset adapters will listen on for SIP traffic.
5/29/2009 Plantronics IP40 Administration Guide Page 39