
Configuration Examples
114062 Rev. A A-13
Figure A-3. Dial Backup Configuration with PPP
Configuration of Router 1
To configure Router 1:
1. Configure a leased, synchronous interface named S11.
2. Select PPP as the WAN protocol.
3. Select IP/RIP as the LAN protocol and configure the interface as follows:
a. IP Address: 129.122.3.1
b. IP Adjacent Host Address: 129.122.3.2
4. From the Configuration Manager window, click on a COM connector.
5. Follow the path of configuration windows and set the parameters
according to Tables
A-18 through A-22.
Modem
R2
R1
S11
E11
Backup Line
Raise DTR
Primary, PPP,
or Standard
Ethernet Line (E11) = 129.122.1.1
Sync Line (S331) = 129.122.3.2
S331
DS0022A
Router 1 IP Addresses
Sync line (S11) = 129.122.3.1
Router 2 IP Address
Modem
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