Linksys WIP310 SPA500 Series and WIP310 IP Phone Administration Guide - Page 111

series only for Survivable Remote Site Telephony, Use OB Proxy In Dialog

Page 111 highlights

Configuring SIP, SPCP, and NAT Configuring SIP 4 Parameter Proxy Use Outbound Proxy Outbound Proxy Use OB Proxy In Dialog Description SIP proxy server and port number set by the service provider for all outbound requests. For example: 192.168.2.100:6060. NOTE Port number is optional. The default is port 5060. Enables an outbound proxy (for example, 172.20.2.1:5060-port is optional) or a domain name such as sip.server.com as long as this name is a fullyqualified domain name. If set to no, the Outbound Proxy and Use OB Proxy in Dialog fields are ignored. Defaults to no. Optionally, the proxy can be configured (Cisco SPA 500 series only) for Survivable Remote Site Telephony (SRST) support. The proxy is configured with an extension that includes a statically-configured DNS SRV record or DNS A record. Configuring the proxy allows for failover and fallback functionality with a secondary proxy server. For example: For SRV Record: sip.server.com:SRV=node1.sip.server.com:5060:p=1:w=5 0|node2.sip.server.com:5060:p=2:w=50 NOTE Set "Use DNS SRV" to no and "DNS SRV Auto Prefix" to no. For A Record: sip.server.com:A=172.20.2.1,172.20.2.2 NOTE Set "Use DNS SRV" to no and "DNS SRV Auto Prefix" to no. SIP outbound proxy server where all outbound requests are sent as the first hop. Select yes for SIP requests to be sent to the outbound proxy within a dialog. This field is ignored if: • Use Outbound Proxy is set to no or • Outbound Proxy is blank Defaults to yes. Cisco SPA 500 Series and WIP310 IP Phone Administration Guide 100

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Configuring SIP, SPCP, and NAT
Configuring SIP
Cisco SPA 500 Series and WIP310 IP Phone Administration Guide
100
4
Parameter
Description
Proxy
SIP proxy server and port number set by the service
provider for all outbound requests. For example:
192.168.2.100:6060.
NOTE
Port number is optional. The default is port 5060.
Use Outbound Proxy
Enables an outbound proxy (for example,
172.20.2.1:5060—port is optional) or a domain name
such as sip.server.com as long as this name is a fully-
qualified domain name. If set to no, the Outbound Proxy
and Use OB Proxy in Dialog fields are ignored.
Defaults to no.
Optionally, the proxy can be configured (Cisco SPA 500
series only) for Survivable Remote Site Telephony
(SRST) support. The proxy is configured with an
extension that includes a statically-configured DNS SRV
record or DNS A record. Configuring the proxy allows for
failover and fallback functionality with a secondary proxy
server. For example:
For SRV Record:
sip.server.com:SRV=node1.sip.server.com:5060:p=1:w=5
0|node2.sip.server.com:5060:p=2:w=50
NOTE
Set "Use DNS SRV" to
no
and "DNS SRV Auto
Prefix" to
no
.
For A Record:
sip.server.com:A=172.20.2.1,172.20.2.2
NOTE
Set "Use DNS SRV" to
no
and "DNS SRV Auto
Prefix" to
no
.
Outbound Proxy
SIP outbound proxy server where all outbound requests
are sent as the first hop.
Use OB Proxy In Dialog
Select yes for SIP requests to be sent to the outbound
proxy within a dialog. This field is ignored if:
Use Outbound Proxy is set to no
or
Outbound Proxy is blank
Defaults to yes.