Re: OSPF DEAD TIMER EXPIRES

You have a L3 connectivity issue. Start there.

CCIE # 23962 (SP)

Sent from my iPhone 3GS

On 22 Sep 2010, at 3:41 PM, masroor ali <masror.ali_at_gmail.com> wrote:

> furthermore, I explore SW1 is sending and receiving hellos but R3 is not
> receiving hellos and dead timer expires.
>
> Rack19R3#show ip ospf neighbor detail
> Neighbor 19.19.7.7, interface address 19.19.15.194
> In the area 0 via interface FastEthernet0/1
> Neighbor priority is 1, State is FULL, 6 state changes
> DR is 19.19.15.194 BDR is 0.0.0.0
> Options is 0x52
> LLS Options is 0x1 (LR)
> * Dead timer due in 00:00:00*
> Neighbor is up for 00:00:45
> Index 1/1, retransmission queue length 0, number of retransmission 1
> First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0)
> Last retransmission scan length is 1, maximum is 1
> Last retransmission scan time is 0 msec, maximum is 0 msec
> *Mar 1 01:16:13.527: %OSPF-5-ADJCHG: Process 2, Nbr 19.19.7.7 on
> FastEthernet0/1 from FULL to DOWN, Neighbor Down: *Dead timer expired
> *
>
>
>
>
> On Wed, Sep 22, 2010 at 6:36 PM, masroor ali <masror.ali_at_gmail.com> wrote:
>
>> hi,
>> The dead timers expires b/w SW1 and R3, mtu are same. any suggestions???
>>
>>
>>
>> TRUNK TRUNK
>> vlan 13
>> SW1----------------------SW3-------------------SW2------------------R3
>> 15.194
>> 15.193
>>
>>
>>
>> Rack19R3#
>> *Mar 1 01:04:05.527: %OSPF-5-ADJCHG: Process 2, Nbr 19.19.7.7 on
>> FastEthernet0/1 from FULL to DOWN, Neighbor Down: Dead timer expired
>> *Mar 1 01:04:06.571: OSPF: Send hello to 224.0.0.5 area 0 on
>> FastEthernet0/1 from 19.19.15.193
>> *Mar 1 01:04:06.615: OSPF: Rcv hello from 19.19.7.7 area 0 from
>> FastEthernet0/1 19.19.15.194
>> *Mar 1 01:04:06.623: OSPF: Send immediate hello to nbr 19.19.7.7, src
>> address 19.19.15.194, on FastEthernet0/1
>> *Mar 1 01:04:06.627: OSPF: Send hello to 19.19.15.194 area 0 on
>> FastEthernet0/1 from 19.19.15.193
>> *Mar 1 01:04:06.631: OSPF: End of hello processing
>> *Mar 1 01:04:06.823: %OSPF-5-ADJCHG: Process 2, Nbr 19.19.7.7 on
>> FastEthernet0/1 from LOADING to FULL, Loading Done
>>
>>
>>
>>
>>
>>
>>
>> --
>> Regards,
>> Masroor Ali
>> P Please don't print this e-mail unless you really need to.
>>
>>
>
>
> --
> Regards,
> Masroor Ali
> P Please don't print this e-mail unless you really need to.
>
>
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Received on Wed Sep 22 2010 - 16:02:40 ART