User's Manual

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Appendix II
AT Commands
0x 8012 Unable to transmit link control packets
0x 8021 No buffer space for password authentication packets
0x 8022 Unable to transmit password authentication packets
0x 8031 No buffer space for IP control packets
0x 8032 Unable to transmit IP control packets
0x 8074 Connection terminated during link control negotiation
0x 8084 Connection terminated during IP control negotiation
0x 8095 CHAP authentication failure
0x 9001 Connect to the remote IP timeout
0x 9004 Connection terminated while connecting to the remote IP
0x 9010 Host name is too long.
0x 9011 DNS server is no response.
0x 9012 There is no IP information in the response message of DNS.
0x 9013 The resource type is not correct.
0x 9014 The resource class is not correct.
0x a002 Connection terminated by the 3G/GPRS network
0x a003 TCP/IP Connection error
0x --ff Disconnected by DCD line pulled high