Router-To-Pc Ppp Callback Configuration Example - HP MSR Router Series Wan Access Configuration Manual

# Configure the interface to operate as an asynchronous interface in protocol mode.
[RouterB-Serial2/1/0] physical-mode async
[RouterB-Serial2/1/0] async-mode protocol
# Enable traditional DDR on the interface.
[RouterB-Serial2/1/0] dialer circular enable
# Associate the interface with dialer group 2.
[RouterB-Serial2/1/0] dialer-group 2
# Enable PPP encapsulation on the interface.
[RouterB-Serial2/1/0] link-protocol ppp
# Enable PAP authentication on the interface.
[RouterB-Serial2/1/0] ppp authentication-mode pap
# Enable the interface to accept callback requests as the callback server.
[RouterB-Serial2/1/0] ppp callback server
# Configure the interface to use the dial string configured in the dialer callback-center dial-number
command to call back.
[RouterB-Serial2/1/0] dialer callback-center dial-number
[RouterB-Serial2/1/0] quit
# Configure the user line to be used, and enable modem dial-in and dial-out on it.
[RouterB] line tty2
[RouterB-line-tty2] modem enable both

Router-to-PC PPP callback configuration example

Network requirements
As shown in
Configure PPP callback for traditional DDR between the router and the PC. Then, the router can use the
specified dial string to make a return call when the PC calls the router.
Figure 64 Network diagram
Configuring the PC (installed with Windows XP for example)
To create a dialup connection with callback capability enabled:
1. Place the modem connected to PC in auto answer mode.
2. Select Start > Programs > Accessories > Communications > Network and Dial-up Connections.
The Network and Dial-up Connections window appears.
3. Right-click the Make New Connection icon, and select New Connection... from the shortcut menu.
The Network Connection Wizard window appears.
4. Click Next.
The Network Connection Type dialog box appears.
5. Select the Dial-up to the Internet option, and click Next.
Figure 64, the PC obtains its IP address from the router through PPP.
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