Re: OSPF Weird Issue

I labed the same scenario and i see no issue works great.

btw, I'm also running dynamips on windows.

On Mon, Jun 13, 2011 at 3:18 AM, Routing Freak <routingfreak_at_gmail.com>wrote:

> Hey,
> This is not hub and spoke , full mesh frame relay mapping and evryone can
> reach evryone in the topology so I dont think so any issues with the L2
> connectivity.All L2 and L3 are up and running. So no issue with DR and BDR
> also
> When i clear the process also, i m getting the same issue.
>
>
> On Mon, Jun 13, 2011 at 12:45 PM, Abraham, Tharak <tharakabraham_at_gmail.com
> > wrote:
>
>> Can you define the hub as the DR and try ?
>>
>> Best Regards,
>> Tharak Abraham Luke
>>
>>
>> On Mon, Jun 13, 2011 at 12:41 PM, Routing Freak <routingfreak_at_gmail.com>wrote:
>>
>>> HI muhammad,
>>> I used ospf over FR physial interface.
>>> So by default everything is nonbroadcast network type
>>> So i used neighbor command for unicast hello packets, so it forms
>>> neighborship but when i removed the neighbor command ,still the
>>> neighborship
>>> is up and i see some messages that neighbor is flapping and i get this
>>> error
>>> OSPF Nonneighbor,Sending hellp packets to unknown neighbor
>>>
>>>
>>>
>>>
>>> On Mon, Jun 13, 2011 at 12:21 PM, muhammad adnan <
>>> taurusadnan19_at_gmail.com>wrote:
>>>
>>> > Dear did you configure correct ospf network type? ip ospf network
>>> > point-to-multi nonbroa
>>> >
>>> >
>>> > please post your configration.....
>>> >
>>> > Thanks a lot
>>> > Muhammad Adnan
>>> >
>>> >
>>> > On Mon, Jun 13, 2011 at 11:07 AM, Routing Freak <
>>> routingfreak_at_gmail.com>wrote:
>>> >
>>> >> Dude ,The nieghbor is in nonbradcast mode and i have given neighbor
>>> >> statements to all the neighbors
>>> >> thats all the command i have configured
>>> >>
>>> >>
>>> >> On Mon, Jun 13, 2011 at 11:35 AM, Manouchehr Omari <
>>> >> manouchehr1979_at_gmail.com
>>> >> > wrote:
>>> >>
>>> >> >
>>> >> >
>>> >> > Can you just paste the config of those 3 routers.
>>> >> >
>>> >> > Thanks,
>>> >> > Manny
>>> >> >
>>> >> >
>>> >> > On Mon, Jun 13, 2011 at 1:58 AM, Routing Freak <
>>> routingfreak_at_gmail.com
>>> >> >wrote:
>>> >> >
>>> >> >> Hi all
>>> >> >> I got this log message when i m doing OSPF labs
>>> >> >>
>>> >> >> Consider a fully-meshed frame-relay network with three routers. The
>>> >> three
>>> >> >> routers are connected to the the frame relay cloud with the IP
>>> >> addresses
>>> >> >> 10.10.10.1, 10.10.10.2 and 10.10.10.3 respectively. However, the
>>> >> neighbor
>>> >> >> relationship on all the routers constantly keeps getting reset with
>>> >> >> messages
>>> >> >> like the following -
>>> >> >>
>>> >> >>
>>> >> >> *Mar 4 16:10:01.333: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.3
>>> on
>>> >> >> Serial2 from LOADING to FULL, Loading Done
>>> >> >> *Mar 4 16:10:05.261: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.3
>>> on
>>> >> >> Serial2 from FULL to DOWN, Neighbor Down: Adjacency forced to reset
>>> >> >> *Mar 4 16:10:05.521: %OSPF-4-NONEIGHBOR: Received database
>>> >> >> description from unknown neighbor 10.10.10.3
>>> >> >> *Mar 4 16:10:08.813: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.2
>>> on
>>> >> >> Serial2 from EXSTART to DOWN, Neighbor Down: Adjacency forced to
>>> reset
>>> >> >> *Mar 4 16:10:11.485: %OSPF-4-NONEIGHBOR: Received database
>>> >> >> description from unknown neighbor 10.10.10.2
>>> >> >> *Mar 4 16:10:12.593: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.3
>>> on
>>> >> >> Serial2 from LOADING to FULL, Loading Done
>>> >> >> *Mar 4 16:10:14.905: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.3
>>> on
>>> >> >> Serial2 from FULL to DOWN, Neighbor Down: Adjacency forced to reset
>>> >> >> *Mar 4 16:10:19.013: %OSPF-5-ADJCHG: Process 100, Nbr 10.10.10.2
>>> on
>>> >> >> Serial2 from EXCHANGE to DOWN, Neighbor Down: Adjacency forced to
>>> >> >> reset
>>> >> >>
>>> >> >>
>>> >> >> Given just this information, can you determine what the problem
>>> might
>>> >> be
>>> >> >> here?
>>> >> >>
>>> >> >> What is meant by OSPF NonNeighbor and unknown neighbor?
>>> >> >>
>>> >> >>
>>> >> >> Blogs and organic groups at http://www.ccie.net
>>> >> >>
>>> >> >>
>>> _______________________________________________________________________
>>> >> >> Subscription information may be found at:
>>> >> >> http://www.groupstudy.com/list/CCIELab.html
>>> >>
>>> >>
>>> >> Blogs and organic groups at http://www.ccie.net
>>> >>
>>> >>
>>> _______________________________________________________________________
>>> >> Subscription information may be found at:
>>> >> http://www.groupstudy.com/list/CCIELab.html
>>>
>>>
>>> Blogs and organic groups at http://www.ccie.net
>>>
>>> _______________________________________________________________________
>>> Subscription information may be found at:
>>> http://www.groupstudy.com/list/CCIELab.html

Blogs and organic groups at http://www.ccie.net
Received on Mon Jun 13 2011 - 03:20:02 ART