IS-IS Part 1 Basics - Cisco networking -

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▫ Each IS-IS router belongs to exactly one area ▫ IS-IS is more flexible when extending the backbone Page 9 OSPF Areas

IS-IS is a standardized link-state protocol that was developed to be the definitive routing protocol for the OSI R1 router interface Loopback 0 ip address ip router isis ! interface Serial 10 · R2 router interface Loopback 0 ip address

diamond gold result ▫ Each IS-IS router belongs to exactly one area ▫ IS-IS is more flexible when extending the backbone Page 9 OSPF Areas  IS- IS Configuration Configuring IS-IS Routing Router config # router isis Configuring NETin IS-IS Router# net network entity