Polycom Version 1.4.x 17 manual Sip Sip, Attribute

Administrator Guide - SoundPoint® IP / SoundStation® IPOptimization

Attribute	Permitted	Default	Interpretation
	Values
voIpProt.server.x.register	0, 1	1	If set to 0, calls can be routed to
			an outbound proxy without reg-
			istration.
voIpProt.server.x.retryTimeOut	Null or	0	If set to 0 or Null, use standard
	non-negative		RFC 3261 signaling retry
	integer		behavior. Otherwise retryTim-
			eOut determines how often
			retries will be sent.
			Units = milliSeconds. (Finest
			resolution = 100ms).
voIpProt.server.x.retryMaxCount	Null or	3	If set to 0 or Null, 3 is used.
	non-negative		retryMaxCount retries will be
	integer		attempted before moving on to
			the next available server.
voIpProt.server.x.expires.lineSeize	positive integer,	30	Requested line-seize subscrip-
	minimum 10		tion period.

a.This is the phone’s requested registration period. The period negotiated with the server may be different. The phone will attempt to re-register when half the negotiated period has expired.

4.6.2.1.3SIP <SIP/>

Attribute	Permitted	Default	Interpretation
	Values
voIpProt.SIP.useRFC2543hold	0, 1	1	If set to 1, use the obsolete c=0.0.0.0
			RFC2543 technique, otherwise, use
			SDP media direction attributes (such as
			a=sendonly) per RFC 3264 when initi-
			ating hold. In either case, the phone
			processes incoming hold signaling in
			either format.
voIpProt.SIP.lcs	0, 1	0	If set to 1, the proprietary “epid”
			parameter is added to the From field of
			all requests to support Windows Live
			Communications Server.
voIpProt.SIP.sendCompactHdrs	0, 1	0	If set to 0, SIP header names generated
			by the phone use the long form, for
			example ‘From’.
			If set to 1, SIP header names generated
			by the phone use the short form, for
			example ‘f’.

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