AudioControl VERSION 6.2 2.1.2.5.1 1xx Response - Information Responses, 2.1.2.5.2, Supported

SIP Release Notes 2. Supported Features

2.1.2.5.1 1xx Response – Information Responses

Table 2-6: Supported 1xx SIP Responses

1xx Response		Supported	Comments
100	Trying	Yes	The device generates this response upon receiving a Proceeding
			message from ISDN or immediately after placing a call for CAS
			signaling.
180	Ringing	Yes	The device generates this response for an incoming INVITE
			message. Upon receiving this response, the device waits for a
			200 OK response.
181	Call is	Yes	The device doesn't generate these responses. However, the
	Being		device does receive them. The device processes these
	Forwarded		responses the same way that it processes the 100 Trying
			response.
182	Queued	Yes	The device generates this response in Call Waiting service.
			When the SIP device receives a 182 response, it plays a special
			waiting Ringback tone to the telephone side.
183	Session	Yes	The device generates this response if the Early Media feature is
	Progress		enabled and if the device plays a Ringback tone to IP

2.1.2.5.2		2xx Response – Successful Responses
			Table 2-7: Supported 2xx SIP Responses
	2xx Response		Supported	Comments
200		OK	Yes	-
202		Accepted	Yes	-

2.1.2.5.3 3xx Response – Redirection Responses

Table 2-8: Supported 3xx SIP Responses

3xx Response		Supported	Comments
300	Multiple	Yes	The device responds with an ACK, and then resends the
	Choice		request to the first new address in the contact list.
301	Moved	Yes	The device responds with an ACK, and then resends the
	Permanently		request to the new address.
302	Moved	Yes	The device generates this response when call forward is
	Temporarily		used to redirect the call to another destination. If such a
			response is received, the calling device initiates an INVITE
			message to the new destination.
305	Use Proxy	Yes	The device responds with an ACK, and then resends the
			request to a new address.
380	Alternate	Yes	The device responds with an ACK, and then resends the
	Service		request to a new address.

Version 6.2 123 December 2010