User manual

7 LAPB and X.25 configuration
Nortel Secure Router 8000 Series
Configuration -WAN Access
7-48 Nortel Networks Inc. Issue 5.3 (
30 March 2009)
#
interface Serial1/0/0
link-protocol x25
x25 x121-address 30561002
x25 vc-range bi-channel 1 32
x25 packet-size 512 512
x25 window-size 5 5
x25 map ip 168.173.24.1 x121-address 30561001
x25 map ip 168.173.24.3 x121-address 30561003
ip address 168.173.24.2 255.255.255.0
#
return
z
Configuration file of Router C
#
sysname RouterC
#
interface Serial1/0/0
link-protocol x25
x25 x121-address 30561003
x25 vc-range bi-channel 1 32
x25 packet-size 512 512
x25 window-size 5 5
x25 map ip 168.173.24.1 x121-address 30561001
x25 map ip 168.173.24.2 x121-address 30561002
ip address 168.173.24.3 255.255.255.0
#
return
7.8.4 Example for configuring the VC range
Networking requirements
The link layer protocol of the interface Serial 1/0/0 on Router A is the X.25 protocol, with the
following VC ranges. The outgoing-only channel section is disabled.
Figure 7-13 Networking diagram for configuring VC
Router A
Router B
Serial1/0/0
202.38.160.1/24
Serial1/0/0
202.38.160.2/24
Configuration roadmap
The configuration roadmap is as follows:
1. Configure the link protocol to X.25.
2. Configure the VC range and IP address