Nortel Networks 8000 User Manual

Page 257

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7 LAPB and X.25 configuration

Nortel Secure Router 8000 Series

Configuration -WAN Access

[RouterA-Serial1/0/0.1]

shutdown

undo shutdown

quit

# Create the sub-interface Serial 1/0/0.2.

[RouterA-Serial1/0/0

1] interface serial 1/0/0.2

2] ip address 20.1.1.2 255.255.0.0

2] x25 map ip 20.1.1.1 x121-address 300

2] shutdown

2] undo shutdown

Step 2

Configure Router B.

<RouterB> system-view

[RouterB] interface serial 1/0/0

[RouterB-Serial1/0/0] link-protocol x25 dte

[RouterB-Serial1/0/0] x25 x121-address 200

[RouterB-Serial1/0/0] x25 map ip 10.1.1.2 x121-address 100

[RouterB-Serial1/0/0] ip address 10.1.1.1 255.255.0.0

[RouterB-Serial1/0/0] shutdown

[RouterB-Serial1/0/0] undo shutdown

Step 3

Configure Router C.

<RouterC> system-view

[RouterC] interface serial 1/0/0

[RouterC-Serial1/0/0]

link-protocol x25 dte

x25 x121-address 300

x25 map ip 20.1.1.2 x121-address 100

ip address 20.1.1.1 255.255.0.0

shutdown

undo shutdown

Step 4

Configure Router D.

<RouterD> system-view

[RouterD] interface serial 1/0/0

[RouterD-Serial1/0/0] link-protocol x25 dce

[RouterD-Serial1/0/0] interface serial 1/0/0

[RouterD-Serial1/0/0] quit

[RouterD] interface serial 1/0/1

[RouterD-Serial1/0/1] link-protocol x25 dce

[RouterD-Serial1/0/1] quit

[RouterD] interface serial 1/0/2

[RouterD-Serial1/0/2] link-protocol x25 dce

[RouterD-Serial1/0/2] quit

[RouterD] x25 switching

[RouterD] x25 switch svc 100 interface serial 1/0/0

[RouterD] x25 switch svc 200 interface serial 1/0/1

[RouterD] x25 switch svc 300 interface serial 1/0/2

Step 5

Verify the configuration.

Ping Router B and Router C on Router A. The ping is successful.

# Display the mapping information about Router A.

<RouterA> display x25 map

7-54

Nortel Networks Inc.

Issue 5.3 (30 March 2009)

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