3Com MSR 50 Series Configuration Manual page 201

DCC Configuration Example 201
<Router> system-view
[Router] dialer-rule 1 ip permit
[Router] local-user usernt
[Router-luser-userc] password simple usernt
[Router-luser-userc] service-type ppp
[Router-luser-userc] quit
# Configure physical layer parameters for interface Serial 2/0.
[Router] interface serial 2/0
[Router-Serial2/0] physical-mode async
[Router-Serial2/0] async mode protocol
# Configure PPP encapsulation and other PPP parameters.
[Router-Serial2/0] link-protocol ppp
[Router-Serial2/0] ppp authentication-mode pap
[Router-Serial2/0] ppp pap local-user Router password simple Router
# Configure the interface to obtain IP address through PPP negotiation.
[Router-Serial2/0] ip address ppp-negotiate
# Configure the interface as the PPP callback client.
[Router-Serial2/0] ppp callback client
[Router-Serial2/0] dialer timer enable 15
# Enable C-DCC and configure C-DCC parameters on the interface.
[Router-Serial2/0] dialer enable-circular
[Router-Serial2/0] dialer-group 1
[Router-Serial2/0] dialer route ip 100.1.1.254 8810052
[Router-Serial2/0] quit
# Configure the user interface to be used and enable modem dialup on it.
[Router] user-interface tty1
[Router-ui-tty1] modem both
2 Configure NT Server
Note that for Microsoft Windows users, the server must be Windows 2000 and a
higher version such as Windows XP. For the purpose of this example, Windows
2000 is adopted.
Do the following to create a dialup connection with callback capability enabled:
# Right-click on the My Network Places icon and from the popup menu select the
Properties option. The [Network and Dial-up Connections] window appears.
# Right-click on the Make New Connection icon; and from the popup menu select
the New Connection...option. The [Network Connection Wizard] window
appears. Click <Next>.