The IS-IS Protocol. BSCI Module 4 Lesson 1 Introducing IS-IS and Integrated IS-IS Routing. Objectives. Describe IS-IS routing and some of the ways in which IS-IS is used Describe the features of integrated IS-IS routing Explain the principles and issues of integrated IS-IS design
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The IS-IS Protocol
BSCI Module 4 Lesson 1
Introducing IS-IS and Integrated IS-IS Routing
Uses for IS-IS Routing
IP end-systems don’t use ES-IS
In OSPF the border is inside routers (ABRs)
Each link belongs to one area
Has three area types: normal, stub, and NSSA
Defaults to scaled metric (IS-IS always 10)
The following table summarizes the differences between OSPF and integrated IS-IS.