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Router issue ( 10.10.10.2 is the peer router) :

Apr 14 04:05:06.592 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from FULL to DOWN, Neighbor Down: Dead timer
expired
Apr 14 04:05:06.812 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.340 from FULL to DOWN, Neighbor Down: Dead timer
expired
Apr 14 04:05:21.961 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from EXSTART to DOWN, Neighbor Down: Dead timer
expired
Apr 14 04:05:21.961 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.340 from EXSTART to DOWN, Neighbor Down: Dead timer
expired
Apr 14 04:05:22.405 HKT: %OSPF-4-NONEIGHBOR: Received database
description from unknown neighbor 10.10.10.2
Apr 14 04:05:26.841 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.340 from LOADING to FULL, Loading Done
Apr 14 04:05:29.725 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from LOADING to FULL, Loading Done
Apr 15 04:08:51.926 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.340 from FULL to DOWN, Neighbor Down: Dead timer
expired
Apr 15 04:08:52.539 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from FULL to DOWN, Neighbor Down: Dead timer
expired
Apr 15 04:08:52.780 HKT: %HSRP-5-STATECHANGE: FastEthernet0/0.340 Grp
40 state Standby -> Active
Apr 15 04:08:53.028 HKT: %HSRP-5-STATECHANGE: FastEthernet0/0.301 Grp
1 state Standby -> Active
Apr 15 04:08:53.357 HKT: %HSRP-5-STATECHANGE: FastEthernet0/0.340 Grp
40 state Active -> Speak
Apr 15 04:08:53.413 HKT: %HSRP-5-STATECHANGE: FastEthernet0/0.301 Grp
1 state Active -> Speak
Apr 15 04:09:21.771 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.333 from EXCHANGE to DOWN, Neighbor Down: Dead timer
expired
Apr 15 04:09:21.779 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from EXCHANGE to DOWN, Neighbor Down: Dead timer
expired
Apr 15 04:10:00.025 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.333 from LOADING to FULL, Loading Done
Apr 15 04:10:07.530 HKT: %OSPF-5-ADJCHG: Process 10, Nbr 10.10.10.2 on
FastEthernet0/0.301 from LOADING to FULL, Loading Done



Anybody finds the issue ?


Thanks so much for your kind help