Here are the logs in bebug mode. I will capture the live packets...but the time stamp will be different.
Router#debug ip ospf events
OSPF events debugging is on
----------------------Here I have shut the interface on the other router-------------------------
--------------Already we had neighbours formed, but I wanted to check the packets----------------
Router#
*Mar 1 00:54:03.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1-->first hello
*Mar 1 00:54:13.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1-->Second hello
*Mar 1 00:54:23.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1-->third hello
*Mar 1 00:54:32.859: OSPF: 2.2.2.2 address 172.30.0.2 on FastEthernet0/0 is dead
*Mar 1 00:54:32.859: %OSPF-5-ADJCHG: Process 10, Nbr 2.2.2.2 on FastEthernet0/0 from FULL to DOWN, Neighbor Down:
Dead timer expired---->hahaha 4*hello--->neighbor down
*Mar 1 00:54:32.859: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar 1 00:54:32.863: OSPF: DR/BDR election on FastEthernet0/0
*Mar 1 00:54:32.863: OSPF: Elect BDR 0.0.0.0
*Mar 1 00:54:32.863: OSPF: Elect DR 1.1.1.1 ------------------>Router ID of the router where Debug is on
*Mar 1 00:54:32.863: DR: 1.1.1.1 (Id) BDR: none
------------------------------------->single router DR set---------------------------------------
*Mar 1 00:54:33.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1
*Mar 1 00:54:43.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1
*Mar 1 00:54:43.359: OSPF: service_maxage: Trying to delete MAXAGE LSA
*Mar 1 00:54:53.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1
*Mar 1 00:55:03.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1
*Mar 1 00:55:13.215: OSPF: Send hello to 224.0.0.5 area 0 on FastEthernet0/0 from 172.30.0.1
----------------sending multicasts ----searching for buddies---------------------------------------
--------------------now I have enabled the interface on the other router--------------------------
*Mar 1 00:55:16.071: OSPF: Rcv hello from 2.2.2.2 area 0 from FastEthernet0/0 172.30.0.2
*Mar 1 00:55:16.071: OSPF: Send immediate hello to nbr 2.2.2.2, src address 172.30.0.2, on FastEthernet0/0
*Mar 1 00:55:16.075: OSPF: Send hello to 172.30.0.2 area 0 on FastEthernet0/0 from 172.30.0.1
*Mar 1 00:55:16.075: OSPF: End of hello processing
*Mar 1 00:55:20.463: OSPF: Rcv DBD from 2.2.2.2 on FastEthernet0/0 seq 0x1551 opt 0x52 flag 0x7 len 32 mtu 1500
state INIT
--------------------------------->1.1.1.1 goes to INIT state<-----------------------------------------------
*Mar 1 00:55:20.463: OSPF: 2 Way Communication to 2.2.2.2 on FastEthernet0/0, state 2WAY
--------------------------------->done with 2 way state<-------------------------------------------------
*Mar 1 00:55:20.467: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar 1 00:55:20.467: OSPF: DR/BDR election on FastEthernet0/0
*Mar 1 00:55:20.467: OSPF: Elect BDR 2.2.2.2
*Mar 1 00:55:20.467: OSPF: Elect DR 1.1.1.1
*Mar 1 00:55:20.467: DR: 1.1.1.1 (Id) BDR: 2.2.2.2 (Id)
---------------------------->elected DR and BDR<-----------------------------------------------
*Mar 1 00:55:20.471: OSPF: Send DBD to 2.2.2.2 on FastEthernet0/0 seq 0x15B3 opt 0x52 flag 0x7 len 32
*Mar 1 00:55:20.471: OSPF: NBR Negotiation Done. We are the SLAVE
------------------------>For Master slave relation <----------------------------------
--->Priority of the router decides Master or slave, router ID breaks the tie so 2.2.2.2 is having ---------
------------------------------higher ID so it becomes master--------------------------------------
---------------------------------slave always sends first DBR and then master---------------------------------------
*Mar 1 00:55:20.471: OSPF: Send DBD to 2.2.2.2 on FastEthernet0/0 seq 0x1551 opt 0x52 flag 0x2 len 92
*Mar 1 00:55:20.655: OSPF: Rcv DBD from 2.2.2.2 on FastEthernet0/0 seq 0x1552 opt 0x52 flag 0x3 len 112 mtu 1500
state EXCHANGE
*Mar 1 00:55:20.655: OSPF: Send DBD to 2.2.2.2 on FastEthernet0/0 seq 0x1552 opt 0x52 flag 0x0 len 32
*Mar 1 00:55:20.747: OSPF: Rcv DBD from 2.2.2.2 on FastEthernet0/0 seq 0x1553 opt 0x52 flag 0x1 len 32 mtu 1500
state EXCHANGE
----------------------------> EX-start state<----------------------------------------------------
---------------------------->we will do packet analysis here------------------------------------
*Mar 1 00:55:20.747: OSPF: Exchange Done with 2.2.2.2 on FastEthernet0/0
*Mar 1 00:55:20.751: OSPF: Send LS REQ to 2.2.2.2 length 24 LSA count 2
*Mar 1 00:55:20.751: OSPF: Send DBD to 2.2.2.2 on FastEthernet0/0 seq 0x1553 opt 0x52 flag 0x0 len 32
*Mar 1 00:55:20.755: OSPF: Rcv LS REQ from 2.2.2.2 on FastEthernet0/0 length 36 LSA count 1
*Mar 1 00:55:20.755: OSPF: Send UPD to 172.30.0.2 on FastEthernet0/0 length 40 LSA count 1
*Mar 1 00:55:20.859: OSPF: Rcv LS UPD from 2.2.2.2 on FastEthernet0/0 length 96 LSA count 2
------------------------------Loading state-----------------------------------------------
*Mar 1 00:55:20.863: OSPF: Synchronized with 2.2.2.2 on FastEthernet0/0, state FULL
*Mar 1 00:55:20.863: %OSPF-5-ADJCHG: Process 10, Nbr 2.2.2.2 on FastEthernet0/0 from LOADING to FULL, Loading Done
----------------------------------------------Full State----------------------------------------------------
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