Brocade MLX Series and Brocade NetIron XMR Diagnostic Guide ...

5OSPFBrocade# debug ip ospf 11.1.1.1OSPF: rvcd11.1.1.1OSPF: Neighbor 11.1.1.1, int 1/1, state FULL processing event HELLO_RECEIVEDhello from 11.1.1.1 area 0 on interface 11.1.1.2, state DR, DR 11.1.1.2, BDROSPF: Neighbor 11.1.1.1, int 1/1, state FULL processing event ADJACENCY_OKOSPF: rcv lsa ack from neighbor 11.1.1.1, state FULLOSPF: rcv LSA ack from 11.1.1.1, type 10, id 1.0.0.7,seq 0x80000009,adv 2.2.2.2,age 1debug ip ospf adjSyntax: [no] debug ip ospf adjThis command displays information about OSPF adjacencies and authentication, includingdesignated router (DR) and backup designated router (BDR) elections, sent and received hellopackets, neighbor state transitions, and database description information. Command outputresembles the following example.Brocade# debug ip ospf adjOSPF: adjacency events debugging is onOSPF: rvcd hello from 11.1.1.1 area 0 on interface 11.1.1.2, state DR, DR 0.0.0.0,BDR 0.0.0.0OSPF: Neighbor 11.1.1.1, int 1/1, state DOWN processing event HELLO_RECEIVEDOSPF: Neighbor 11.1.1.1 state changed from Down to Initializing - eventHELLO_RECEIVED, intf-type 1OSPF: Neighbor 11.1.1.1, int 1/1, state INITIALIZING processing event ONE_WAYOSPF: send hello on area 0 interface 2.2.2.2OSPF: send hello on area 0 interface 11.1.1.2OSPF: Neighbor 11.1.1.1, int 1/1, state INITIALIZING processing eventTWO_WAY_RECEIVEDOSPF: establish_adjacency with 11.1.1.1OSPF: DR/BDR election for 11.1.1.2 on 1/1OSPF: Run interface 11.1.1.2 DR elect, state changed to DR from DROSPF: interface (11.1.1.2) state = INTERFACE_DESIGNATED_ROUTEROSPF: Neighbor 11.1.1.1, int 1/1, state EXCHANGE_START processing eventADJACENCY_OKOSPF: 11.1.1.2 Flushing Network LSA if needed as we are not DR anymore, state old5, new 5OSPF: elect BDR(backup designated router): Router ID 1.1.1.1 IP interface 11.1.1.1OSPF: elect DR(designated router): Router ID 2.2.2.2, IP interface 11.1.1.2OSPF: Neighbor 11.1.1.1 state changed from Initializing to ExStart - eventTWO_WAY_RECEIVED, intf-type 1debug ip ospf all-vrfsSyntax: [no] debug ip ospf all-vrfsThis command enables OSPF debugging for all VPN routing and forwarding activity. Output issimilar to that of the debug ip ospf command.debug ip ospf bfdSyntax: [no] debug ip ospf bfdThis command displays information about OSPF BFD events.144 Brocade MLX Series and Brocade NetIron XMR Diagnostic Guide53-1002426-02