Polycom SIP 3.0.2 manual Refer to Call Handling Configuration call

Administrator’s Guide SoundPoint IP / SoundStation IP

	Permitted
Attribute	Values	Default	Interpretation
reg.x.callsPerLineKey	1 to 24 OR	24 OR	For the SoundPoint IP 600, 601, and 650 the
	1 to 8	8	permitted range is 1 to 24 and the default is
			24.
			For all other phones the permitted range is 1
			to 8 and the default is 8.
			This is the number of calls or conferences
			which may be active or on hold per line key
			associated with this registration.
			Note that this overrides
			call.callsPerLineKey for this registration.
			Refer to Call Handling Configuration <call/>
			on page A-58.
reg.x.bargeInEnabled	0, 1	Null	Allow remote user of SCA to interrupt call.
			(Works in a similar way to resume.)
			If set to 1, barge-in is enabled for line x.
			If set to 0 or Null, barge-in is disabled for line
			x.
reg.x.outboundProxy.address	dotted-decimal IP	Null	IP address or host name and port of a SIP
	address or host		server to which the phone shall send all
	name		requests.
reg.x.outboundProxy.port	1 to 65535	5060
reg.x.outboundProxy.transport	DNSnaptr or	DNSnap	If set to Null or DNSnaptr:
	TCPpreferred or	tr	If reg.x.outboundProxy.address is a
	UDPOnly or		hostname and reg.x.outboundProxy.port is 0
	TLS or		or Null, do NAPTR then SRV look-ups to try
	TCPOnly		to discover the transport, ports and servers,
			as per RFC 3263. If
			reg.x.outboundProxy.address is an IP
			address, or a port is given, then UDP is used.
			If set to TCPpreferred:
			TCP is the preferred transport, UDP is used if
			TCP fails.
			If set to UDPOnly:
			Only UDP will be used.
			If set to TLS:
			If TLS fails, transport fails. Leave port field
			empty (will default to 5061) or set to 5061.
			If set to TCPOnly:
			Only TCP will be used.
			NOTE: TLS is not supported on SoundPoint
			IP 300 and 500 phones.
reg.x.proxyRequire	string	Null	The string that needs to appear in the
			“Proxy-Require” header. If Null, no
			"Proxy-Require" will be sent.

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