Configuring OSPF
133
OSPF: 2 Way Communication to 172.16.20.1 on Serial0, state
2WAY
OSPF: Send DBD to 172.16.20.1 on Serial0 seq 0x2E opt 0x2
flag 0x7 len 32
OSPF: First DBD and we are not SLAVE
OSPF: rcv. v:2 t:2 l:52 rid:172.16.20.1
aid:0.0.0.0 chk:A641 aut:0 auk: from Serial0
OSPF: Rcv DBD from 172.16.20.1 on Serial0 seq 0x2E opt 0x2
flag 0x2 len 52 state EXSTART
OSPF: NBR Negotiation Done. We are the MASTER
OSPF: Send DBD to 172.16.20.1 on Serial0 seq 0x2F opt 0x2
flag 0x3 len 52
OSPF: Database request to 172.16.20.1
OSPF: sent LS REQ packet to 172.16.10.6, length 12
OSPF: rcv. v:2 t:2 l:32 rid:172.16.20.1
aid:0.0.0.0 chk:35C1 aut:0 auk: from Serial0
OSPF: rcv. v:2 t:3 l:36 rid:172.16.20.1
aid:0.0.0.0 chk:5A1 aut:0 auk: from Serial0
OSPF: Rcv DBD from 172.16.20.1 on Serial0 seq 0x2F opt 0x2
flag 0x0 len 32 state EXCHANGE
OSPF: Send DBD to 172.16.20.1 on Serial0 seq 0x30 opt 0x2
flag 0x1 len 32
OSPF: rcv. v:2 t:4 l:64 rid:172.16.20.1
aid:0.0.0.0 chk:F4EA aut:0 auk: from Serial0
OSPF: rcv. v:2 t:2 l:32 rid:172.16.20.1
aid:0.0.0.0 chk:35C0 aut:0 auk: from Serial0
OSPF: Rcv DBD from 172.16.20.1 on Serial0 seq 0x30 opt 0x2
flag 0x0 len 32 state EXCHANGE
OSPF: Exchange Done with 172.16.20.1 on Serial0
OSPF: Synchronized with 172.16.20.1 on Serial0, state FULL
This simple debug output describes exactly what we talked about earlier
in this chapter regarding LSA exchanges and the state of adjacent OSPF
neighbors. We bolded the state information for your convenience.
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