Specifications

9-15
Cisco 1700 Series Router Software Configuration Guide
78-5407-03
Chapter 9 Configuring X.25
X.25 over ISDN B Channel
Configuring the ISDN Interface for X.25
Follow these steps to configure the ISDN interface, which connects your router to
the central-site router over the wide-area network, for X.25 packet encapsulation.
Step3
no shutdown
Enable the interface and the configuration
changes that you have just made on the
interface.
Step4
exit Exit configuration mode for this interface.
Command Task
Command Task
Step1
interface BRI0 Enter configuration mode for the ISDN
interface.
Step2
ip address 192.168.41.41 255.255.255.0 Configure this interface with an IP address.
Step3
encapsulation x25 Set the encapsulation type on this interface to
X.25.
Step4
snapshot client 5 60 Enable snapshot routing. Because your
router is dialing into a central-site router, it is
considered the client router.
The first number is the amount of “active
time” (in minutes) during which routing
updates are exchanged between your router
and the central-site router.
The second number is the amount of “quiet
time” (in minutes) during which routing
entries are frozen and remain unchanged.
Step5
ipx network 9876 Enable IPX routing on this interface.
Step6
x25 address 5432 Set the X.25 address of this interface.
Step7
x25 map ip 192.168.39.40 2345 broadcast Set up the LAN protocols-to-remote-host
mapping for X.25 to IP.
Step8
x25 map ipx 9876.0000.0c03.ecc6 2345
broadcast
Set up the LAN protocols-to-remote-host
mapping for IPX and X.25.