Basic IS-IS Configuration
To perform basic IS-IS configuration, the router process for IS-IS is defined first, and then an NSAP address is assigned to the router. Figure 10-7 depicts a sample network in which router B is a level 1 and level 2 router, and router A is only a level 1 router.
Figure 10-7. Simple Network Setup for IS-IS
The configuration of router B is as follows:
hostname router Bclns routinginterface Pos1/0/0ip address 10.10.1.1 255.255.255.0ip router IS-IS MKSIS-IS circuit-type level-2interface atm 2/0/0ip address 131.108.1.1 255.255.255.0ip router IS-IS MKSIS-IS circuit-type level-1router IS-IS MKSnet 39.00001.0000.0000.0001.00 ...
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