Nortel Networks 8000 - Manual (Page 237)

7 LAPB and X.25 configuration
Nortel Secure Router 8000 Series
Configuration -WAN Access
7.6 Configuring XOT
7.6.1 Establishing the configuration task
Applicable Environment
Configure the XOT route to forward X.25 packets through the IP network.
Preconfiguration tasks
Before configuring XOT, complete the following task:
• Powering on the router and start the router normally
• Connecting the interface and configuring the physical parameters of the interface
• Configuring the X.25 protocol on the interface and the X.25 parameters.
Data preparation
To configure XOT, you need the following data.
No. Data
1 Data needed for local switching: SVC local interface, destination X.121 address,
destination address and source address
2 Data needed to realize XOT routing through SVC: all the data necessary for local
switch and the destination IP address
3 Data needed to realize XOT routing through PVC: local PVC number, XOT local
interface, peer VC number and IP address of the XOT interface
4 Data needed to configure Keepalive and XOT-source attribute: create XOT local
interface, the timer value, and max retry times
Configuration procedures
No. Procedure
1 Starting X.25 switching
2 Configuring local switching (SVC)
3 Configuring XOT route
4 Configuring optional keepalive and Xot-source attributes
5 Checking the configuration
7.6.2 Starting X.25 switching
Do as follows on the routers:
7-34 Nortel Networks Inc. Issue 5.3 (30 March 2009)