Modem Configuration - 3Com MSR 50 Series Configuration Manual

17
Overview

Modem Configuration

M
ODEM
When configuring modem, go to these sections for information you are interested
in:
"Overview" on page 355
■
"Modem Configuration" on page 355
■
"Modem Configuration Example" on page 356
■
"Troubleshooting" on page 357
■
Modem is a network device that is widely used. It is important for a device to
properly manage and control the use of modem in a network. However, there are
many modem manufacturers and various modem models. Even though all of them
support the AT command set and are compliant with the industry standard, each
type of modem differs somewhat on the implementations and command details.
The device provides the following functions for managing a modem.
1 Intercommunicate with the equipment of other vendors. The asynchronous serial
interfaces of the participating parties are working in flow mode interconnected via
modems.
2 Provide comprehensive debugging information for modem maintenance and
monitoring.
Follow these steps to configure your modem:
Operation
Enter system view
Enter user interface view
Configure the modem dial-in
and dial-out permission
Set the maximum interval
allowed between picking up
the handset and dialing when
a user try to establish a
connection
Configure modem answer
mode.
C
ONFIGURATION
Command
system-view
user-interface { first-num1
[ last-num1 ] | { aux | console |
tty | vty } first-num2
[ last-num2 ] }
modem { both | call-in |
call-out }
modem timer answer
Refer to "Configuring the
Modem Answer Mode" on page
356
Description
-
-
Required
Modem call-in and call-out
are denied by default.
Optional
The interval defaults to 30
seconds.
Optional
Not recommended.