Datasheet

14 Appendix
142 ARGUS 141
493 Undecipherable Decryption error.
500 Server Internal Error Internal error in the server.
501 Not Implemented The requested method (functionality) has
not been implemented.
502 Bad Gateway The gateway is bad.
503 Service Unavailable The service is not available.
504 Server Time-Out The gateway did not respond in time.
505 Version Not Supported The SIP protocol version is not supported.
513 Message Too Large The message length is too long. Use TCP.
600 Busy Everywhere All terminals are busy at the remote end.
603 Declined The system at the remote end refused to
accept the call.
604 Does Not Exist Anywhere This user does not exist any longer.
605 Not Acceptable SIP request not acceptable.