Nortel Networks 8000 - Manual (Page 261)

7 LAPB and X.25 configuration
Nortel Secure Router 8000 Series
Configuration -WAN Access
Configuration procedure
Step 1 Configure Router A.
# Configure the basic X.25.
<RouterA> system-view
[RouterA] interface serial 2/0/0
[RouterA-Serial2/0/0] link-protocol x25 dte ietf
[RouterA-Serial2/0/0] x25 x121-address 1
[RouterA-Serial2/0/0] x25 map ip 1.1.1.2 x121-address 2
[RouterA-Serial2/0/0] ip address 1.1.1.1 255.0.0.0
[RouterA-Serial2/0/0] shutdown
[RouterA-Serial2/0/0] undo shutdown
Step 2 Configure Router D.
# Configure the basic X.25.
<RouterD> system-view
[RouterD] interface serial 2/0/0
[RouterD-Serial2/0/0] link-protocol x25 dte ietf
[RouterD-Serial2/0/0] x25 x121-address 2
[RouterD-Serial2/0/0] x25 map ip 1.1.1.1 x121-address 1
[RouterD-Serial2/0/0] ip address 1.1.1.2 255.0.0.0
[RouterD-Serial2/0/0] shutdown
[RouterD-Serial2/0/0] undo shutdown
Step 3 Configure Router B.
# Enable the X.25 switching.
<RouterB> system-view
[RouterB] x25 switching
# Configure the X.25 local switching.
[RouterB] x25 switch svc 1 interface serial 2/0/0
# Configure the XOT switching.
[RouterB] x25 switch svc 2 xot 10.1.1.2
# Configure Ethernet 1/0/0.
[RouterB] interface ethernet 1/0/0
[RouterB-Ethernet1/0/0] ip address 10.1.1.1 255.0.0.0
[RouterB-Ethernet1/0/0] quit
# Configure Serial 2/0/0.
[RouterB] interface serial 2/0/0
[RouterB-Serial2/0/0] link-protocol x25 dce ietf
Step 4 Configure Router C.
# Start the X.25 switching.
<RouterC> system-view
[RouterC] x25 switching
# Configure the X.25 local switching.
7-58 Nortel Networks Inc. Issue 5.3 (30 March 2009)