OpenForum RSS: OSPF

OSPF (Figabra)

Fri, 12 Feb 2010 09:23:21 GMT

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OSPF (Xen)

Fri, 12 Feb 2010 09:20:01 GMT

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OSPF (Figabra)

Fri, 12 Feb 2010 08:58:03 GMT

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>router is calculating the wrong checksum. In this case, either the
>receiving router's interface is bad, or the error is caused by
>a software bug. This is the least likely cause of this
>error message.
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OSPF (Xen)

Fri, 12 Feb 2010 08:37:42 GMT

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>%OSPF-4-ERRRCV: Received invalid packet: Bad Checksum from 10.10.10.2, FastEthernet0/1.10

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Problem - Bad Checksum

%OSPF-4-ERRRCV: Received invalid packet: Bad Checksum from 144.100.21.141,
TokenRing0/0
The router generating this message has received an invalid OSPF packet on TokenRing0/0 from neighbor 144.100.21.141. The packet is invalid because the OSPF checksum is incorrect. The cause of the bad checksum is difficult to define. Some possible causes of the problem are:

* A device between the neighbors, such as a switch, is corrupting the packet.
* The sending router's packet is invalid. In this case, either the sending router's interface is bad, or the error is caused by a software bug.
* The receiving router is calculating the wrong checksum. In this case, either the receiving