4000 Router Series Layer 2 - WAN Configuration Guide

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Figure 46 Network diagram

NOTE:

The stored program controlled switch (SPCS) in the ISDN network should support sending ISDN calling

numbers.

Configuration procedure

1. Configure Router A:

# Create dialer access group 1 and configure a dial access rule for it.

<RouterA> system-view

[RouterA] dialer-group 1 rule ip permit

# Assign an IP address to interface BRI 1/0, and configure C-DDR parameters and the dial string

for placing calls to Router B.

[RouterA] interface bri 1/0

[RouterA-Bri1/0] ip address 100.1.1.1 255.255.255.0

[RouterA-Bri1/0] dialer circular enable

[RouterA-Bri1/0] dialer-group 1

[RouterA-Bri1/0] dialer route ip 100.1.1.2 8810052

[RouterA-Bri1/0] dialer timer enable 15

# Configure BRI 1/0 to carry ISDN calling number 8810048 in the message sent to the called

party.

[RouterA-Bri1/0] isdn calling 8810048

2. Configure Router B:

# Create dialer access group 2 and configure a dial access rule for it.

<RouterB> system-view

[RouterB] dialer-group 2 rule ip permit

# Assign an IP address to interface BRI 1/0, and configure C-DDR parameters and the dial string

for placing calls to Router A.

[RouterB] interface bri 1/0

[RouterB-Bri1/0] ip address 100.1.1.2 255.255.255.0

[RouterB-Bri1/0] dialer circular enable

[RouterB-Bri1/0] dialer-group 2

[RouterB-Bri1/0] dialer route ip 100.1.1.1 8810048

# Enable the local end to place return calls for ISDN calling number 8810048.

[RouterB-Bri1/0] dialer call-in 8810048 callback