Attempting a Virtual Connection that is not Accepted

Attempting a Virtual Connection That Is Not Accepted

This scenario depicts an unsuccessful attempt to establish a virtual connection. For various reasons, the connection may not be completed. The reason(s) are provided in result codes generated by the PAD.

Activity:
User dials packet-switched network, connects, then issues CALL command to establish a virtual connection, but call is not accepted.

Refer to:
CALL command description.

Result:
Call is not accepted. Depending on the network requirements, the modem returns the following result codes: CLR <clear_cause_codes><diagnostic_codes><address><facility_codes>
Example:
User calls Telnet and issues CALL command to go online with CompuServe:

Log-on:

Enter: AT&Q5 S44=3 S46=6 S48=0 W1 DT 9,5550123 <CR>

Result: CARRIER 2400

PROTOCOL: X.25/LAPB

CONNECT 2400

Enter: CALL R-311020200202 &ltCR>

Result: CLR DTE 157 FAC:

X0000C10400000000C208080000000100000062

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