Gigaset C470 IP Manual page 159

Status Meaning
code
0x503 The query cannot currently be processed by the receiving device or the proxy because the
server is either overloaded or is being serviced. If it is possible for the query to be repeated
in the foreseeable future, the server informs the caller or the phone of this.
0x504 Time limit at the gateway
0x505 The server rejects the query because the indicated version number of the SIP protocol does
not at least concur with the version that is used by server or the SIP device involved in this
query.
0x515 The server rejects the query because the message exceeds the maximum permitted size.
0x600 The called party is busy.
0x603 The called party has rejected the call.
0x604 The called URI does not exist.
0x606 The communication settings are not acceptable.
0x701 The called party has hung up.
0x703 Connection interrupted because of time-out.
0x704 Connection interrupted because of a SIP error.
0x705 Wrong dialling tone
0x706 No connection established
0x751 Busy tone:
No codec match between the calling and called party.
0x810 General socket layer error: User is not authorised.
0x811 General socket layer error:
Wrong socket number
0x812 General socket layer error: Socket is not connected.
0x813 General socket layer error:
Memory error.
0x814 General socket layer error: Socket not available – check IP settings / connection problem /
VoIP setting incorrect.
0x815 General socket layer error:
Illegal application on the socket interface.
Appendix
Questions and answers
159