If You Have One SPID and One DN
Make these modifications when entering your line configuration.
1
Switch protocol type. Set to AT&T 5ESS Custom: type AT*W=0
<Enter>.
2
Bus configuration. Set to Multipoint: type AT*M=1 <Enter>.
3a
Data channel SPID. Enter your SPID (up to 20 digits): for example,
type AT*S2=84755511110111 <Enter>.
3b
Data channel DN. Enter your DN (do not include your area code.
For example, AT*P2=5551111 <Enter>.
4a
Analog Device channel SPID. Leave blank: enter AT*S1= and press
<Enter>..
4b
Analog Device channel DN. Enter your DN: for example,
AT*P1=5551111 <Enter>.
Also, decide whether incoming analog fax/modem calls are routed to
the Analog Device port (to be handled by the device attached to the
Analog Device port) or to the Data Port (to be handled by the I-
modem).
To route calls to the
Analog Device Port
Data Port
7-10
Use this command
ATS67.3=0
ATS67.3=1
Courier I-modem Getting Started Guide