Router LSA 1类 路由LSA
show ip ospf database router
Network LSA 2类网络LSA
show ip ospf database network
Network Summary LSA 3类 网络汇总LSA
show ip ospf database summary
ASBR Summary LSA 4类ASBR汇总LSA
show ip ospf database asbr-summary
AS External LSA 5 类AS外部LSA
show ip ospf database external
Group Membership LSA 6 类组成员LSA
NSSA External LSA 7 类NSSA外部LSA
show ip ospf database nssa-external
External Attributes LSA 8 类外部属性LSA
9 10 11 Opaque LSA
