Polycom 2000/4000 manual Disconnection Cause Description

	Polycom RMX 2000/4000 Administrator’s Guide
Table A-1Call Disconnection Causes (Continued)
Disconnection Cause	Description
SIP moved permanently	The endpoint moved permanently. The user can
	no longer be found at the address in the
	Request-URI.
SIP moved temporarily	The remote endpoint moved temporarily.
SIP not found	The endpoint was not found.
	The server has definitive information that the
	user does not exist at the domain specified in the
	Request-URI.
SIP redirection 300	A SIP Redirection 300 (Multiple Choices)
	response was returned.
SIP redirection 305	A SIP Redirection 305 (Use Proxy) response
	was returned.
	The requested resource MUST be accessed
	through the proxy given by the Contact field.
SIP redirection 380	A SIP Redirection 380 (Alternative Service)
	response was returned.
	The call was not successful, but alternative
	services are possible.
SIP remote cancelled call	The endpoint canceled the call.
SIP remote closed call	The endpoint ended the call.
SIP remote stopped	The endpoint is not responding.
responding
SIP remote unreachable	The endpoint could not be reached.
SIP request terminated	The endpoint terminated the request.
	The request was terminated by a BYE or
	CANCEL request.
SIP request timeout	The request was timed out.
SIP server error 500	The SIP server sent a SIP Server Error 500
	(Server Internal Error) response.
	The server encountered an unexpected condition
	that prevented it from fulfilling the request.

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