At Result Codes - Siemens INSYS Pocket ISDN-TA Operating Manual

Configuring the POCKET ISDN-TA
ATNxxx
ATBxxx
AT\Nxxx

4.1.3 AT result codes

Result codes (numerical and verbose):
Code Text
0 OK
1 CONNECT <rn>
2 RING <rn>
3 NO CARRIER <xx>
4 ERROR
5 CONNECT 1200 <rn>
6 NO DIALTONE <xx>
7 BUSY <xx>
8 NO ANSWER <xx>
10 CONNECT 2400 <rn>
11 CONNECT 4800 <rn>
12 CONNECT 9600 <rn>
16 CONNECT 19200 <rn>
19 CONNECT 64000 <rn>
- RINGING <rn>
all commands ATNxxx will respond OK without any
functionality behind it. V.110 baudrates can be set
with AT**BRN.
All commands ATBxxx will respond OK without any
functionality behind it. The B-channel protocol
settings can be set with AT**PROT.
All commands AT\Nxxx will respond OK without any
functionality behind it. The B-channel
settings can be set with AT**PROT.
Meaning
Command completed
Connection established
(rn = call number of remote site)
Indicates an
received)
No synchronization (xx = ISDN error cause)
Illegal command or error that can not be
indicated otherwise
Connection, line speed 1.2 kbps (V.110)
No access to ISDN network (xx = ISDN error)
Number engaged (xx = ISDN error cause)
No connection; called number can not be
reached (xx = ISDN error cause)
Connection, line speed 2.4 kbps (V.110)
Connection, line speed 4.8 kbps (V.110)
Connection, line speed 9.6 kbps (V.110)
Connection, line speed 19.2 kbps (V.110)
Connection, line speed 64 kbps
Outgoing call is ringing at called site
incoming call
23
protocol
(SETUP