Huawei v200r001 user manual Point-to-Multipoint DDR, 8810063

User Manual - Configuration Guide (Volume 3)	Chapter 1
Versatile Routing Platform	DDR Configuration

Quidway(config)# dialer-list 1 protocol ip permit

Quidway(config)# user usera password 0 passa

Quidway(config)# interface dialer 0

Quidway(config-if-Dialer0)# ip address 100.1.1.2 255.255.255.0

Quidway(config-if-Dialer0)# dialer remote-name usera

Quidway(config-if-Dialer0)# dialer-group 1

Quidway(config-if-Dialer0)# dialer string 8810148

Quidway(config-if-Dialer0)# dialer pool 1

Quidway(config-if-Dialer0)# ppp pap sent-username userb password 0 passb Quidway(config-if-Dialer0)# interface bri 0

Quidway(config-if-Bri0)# no dialer in-band

Quidway(config-if-Bri0)# dialer pool-member 1

Quidway(config-if-Bri0)# encapsulation ppp

Quidway(config-if-Bri0)# ppp authentication pap

1.6.4Point-to-Multipoint DDR

I.Networking requirements

In the connection as shown in the following diagram, A and B can call each other, A and C can call each other, but B and C can’t call each other.

II. Networking diagram

Router A

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Modem

8810052 PSTN

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Connection Via serial port through PSTN

Router B

Modem

Modem

Router C

Figure DC-1-7Networking diagram of point-to-multipoint DDR configuration example

III. Configuration procedure

Solution 1: use Legacy DDR configuration mode to realize the following at the serial port:

1)Configure router A:

Quidway(config)# dialer-list 1 protocol ip permit

Quidway(config)# interface serial 0

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