5 good questions and answers about "IS-IS - Foundations Topics"

What algorithm does IS-IS use?
Dijkstra Shortest path first (SPF)
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On what OSI layer does IS-IS run?
Layer 2
It encapsulates messages directly into dataframes
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What is encoded in a TLV record and what is the advantage?
Adjacency and addressing information

Providing flexibilty and extendability
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What does IS-IS use to enhance for a new address family?
Defining a new TLV
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What is the RFC number for IS-IS?
RFC 1195
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