Aastra Telecom 57I CT, 55I, 53I manual Line Number in Register Messages on

IP Phone Administrator Guide

Administrator Level Options

Options	Parameter in	Parameters in
	Aastra Web UI	Configuration Files	Description
	Missed Call Summary	sip missed call summary	subscription again.
			Specifies the amount of time, in seconds, that
	Subscription Period	subscription period	the phone uses the Missed Calls Summary
			Subscription feature. This parameter is always
			enabled with a default value of 86400
			seconds. When the phone reaches the limit
Administrator			set for this parameter, it sends the
	Send Line Number in	sip send line	Adds an "Aastra-Line:" header to the SIP
			For more information about this parameter,
			see Chapter 6, the section, “Missed Call
			Summary Subscription” on page 6-13.
	Send MAC Address in	sip send mac	Adds an "Aastra-Mac:" header to the SIP
	REGISTER Message		REGISTER messages sent from the phone to
			the call server, where the value is the MAC
			address of the phone.
			For more information about this parameter,
			see Chapter 6, the section, “MAC Address/
			Line Number in REGISTER Messages” on
			page 6-5.
	REGISTER Message		REGISTER messages sent from the phone to
			the call server, where the value is the line
			number that is being registered.
			For more information about this parameter,
			see Chapter 6, the section, “MAC Address/
			Line Number in REGISTER Messages” on
			page 6-5.
	Session Timer	sip session timer	The time, in seconds, that the IP phone uses
			to send periodic re-INVITErequests to keep a
			session alive. The proxy uses these re-INVITE
			requests to maintain the status' of the
			connected sessions. See RFC4028 for details.
			Default is 0.
			For more information, see Chapter 4,
			“Advanced SIP Settings (optional)” on
			page 4-58.

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