show ip ospf database router
Provides detailed information about the Type 1 LSAs that are flooded within an area. Each router advertisement may have details about multiple links in that area and information about the type of link it is: Transit (multi-access), P2P, or Stub.
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There are several more detailed derivatives of the show ip ospf database command for all LSA types, and all carry very useful information.
Stuck-in-Active: Journal of an IT-Network Administrator 