IS-IS - Configuring IS-IS

4 important questions on IS-IS - Configuring IS-IS

What is the command to configure IS-IS for/on a interface?

interface serial 0/0
ip router isis  routing process tag

What is the interface command for only sending L1 or L2 packets over it?

serial 0/0
isis circuit-type level-1

serial 0/0
isis circuit-type level-2-only

What is the router isis comand to configure wide style metric for IS-IS?

router isis
metric-style wide
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What is the behaviour for the IS-IS passive-interface default command?

All local interfaces' networks will be advertised in IS-IS

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