Review Questions

1: What is the difference between an NSAP and a NET?
2: Why would you want multiple NETs on one box?
3: How many bits are reserved for the metric in IS-IS?
4: When is a non-pseudonode LSP generated?

Answers:

1: What is the difference between an NSAP and a NET?
A1: An NSAP with an n-selector of 0 is called a NET.
2: Why would you want multiple NETs on one box?
A2: You can use multiple NETs while in the process of merging or splitting areas.
3: How many bits are reserved for the metric in IS-IS?
A3: Six bits are reserved, so the metric cannot be larger than 63.
4: When is a non-pseudonode LSP generated?
A4: A non-pseudonode LSP represents a router and includes the ISs and the LANs attached to that router.

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