151
Figure 47 Network diagram
Configuration procedure
1. Configure Router A:
# Configure a dial access control rule for dialer access group 1.
<RouterA> system-view
[RouterA] dialer-rule 1 ip permit
# Assign an IP address to interface Dialer0, associate dialer access group 1 with the interface,
enable C-DCC, and configure dial strings for calling Router B and Router C.
[RouterA] interface dialer 0
[RouterA-Dialer0] dialer enable-circular
[RouterA-Dialer0] ip address 100.1.1.1 255.255.255.0
[RouterA-Dialer0] dialer-group 1
[RouterA-Dialer0] dialer route ip 100.1.1.2 8810052
[RouterA-Dialer0] dialer route ip 100.1.1.3 8810063
[RouterA-Dialer0] quit
# Set interface Serial 2/0 to operate in asynchronous protocol mode and assign it to dialer
circular group 0.
[RouterA] interface serial 2/0
[RouterA-Serial2/0] physical-mode async
[RouterA-Serial2/0] async mode protocol
[RouterA-Serial2/0] dialer circular-group 0
[RouterA-Serial2/0] quit
# Configure interface Serial 2/1 to operate in asynchronous protocol mode and assign it to
dialer circular group 0.
[RouterA] interface serial 2/1
[RouterA-Serial2/1] physical-mode async
[RouterA-Serial2/1] async mode protocol
[RouterA-Serial2/1] dialer circular-group 0
[RouterA-Serial2/1] quit
# Enable modem dial-in and dial-out on user interfaces to be used.
[RouterA] user-interface tty1
[RouterA-ui-tty1] modem both
[RouterA-ui-tty1] quit
[RouterA] user-interface tty2