Large-Scale IP Network Solutions (CCIE Professional Development)
by Khalid Raza - CCIE, Mark Turner
Using IS-IS Non-Pseudonode
A non-pseudonode is created by IS for propagating information about all other types of links connected to the router that are not broadcast networks, such as point-to-point networks and stub networks. A non-pseudonode LSP carries information about all neighbors, attached prefixes, and metrics of the attached links.
Note
A non-pseudonode could be equated to a router LSA in OSPF. In this case, the IS informs the router about different types of links that are attached to it, and the cost of reaching those links. It also carries a complete list of neighbors attached to it.
Non-pseudonode LSP is generated in four cases: when any neighbor is added or deleted; when an IP prefix has changed; when there is a metric change ...
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