User Manual - Configuration Guide (Volume 3)
Versatile Routing Platform Chapter 1
DDR Configuration
1-62
Quidway(config-if-Serial0)# ip address 100.1.1.1 255.255.255.0
Quidway(config-if-Serial0)# physical-layer async
Quidway(config-if-Serial0)# modem
Quidway(config-if-Serial0)# dialer in-band
Quidway(config-if-Serial0)# dialer-group 1
Quidway(config-if-Serial0)# dialer map ip 100.1.1.2 8810052 autodial
Quidway(config-if-Serial0)# dialer autodial-interval 180
2) Configure router B:
Quidway(config)# dialer-list 1 protocol ip permit
Quidway(config)# interface serial 0
Quidway(config-if-Serial0)# ip address 100.1.1.2 255.255.255.0
Quidway(config-if-Serial0)# physical-layer async
Quidway(config-if-Serial0)# modem
Quidway(config-if-Serial0)# dialer in-band
Quidway(config-if-Serial0)# dialer-group 1
1.6.16 DDR Using Dialer Map Cyclically
I. Networking requirements
We have designed two routers to use dialer map cyclically. In the following network ing
diagram, router A calls router B.
II. Networking diagram
Router A PSTN
Modem 8810052
8810048 Router B
Modem
Modem
8810060
Figure DC-1-19 Networking diagram of the configuration example of DDR using dialer map cyclically
III. Configuration procedure
1) Configure router A:
Quidway(config)# dialer-list 1 protocol ip permit
Quidway(config)# interface serial 0
Quidway(config-if-Serial0)# physical-layer async
Quidway(config-if-Serial0)# modem
Quidway(config-if-Serial0)# ip address 100.1.1.1 255.255.255.0