Sendmail and Unexpected EOM
steve.freegard at fsl.com
Mon Nov 5 16:31:48 GMT 2007
Scott Silva wrote:
>> Although a 'traceroute' does not always work (because ICMP is disabled
>> at gateways) it may indicate some large delay on the route between the
>> sender and you.
> I know that it isn't my end causing the problem, but the changes to
> linux and the receive window in the tcp stack has added to the errors.
I've seen numerous 'broken pipe', 'unexpected EOF' and numerous timeout
errors in the past caused by sites that implement over zealous ICMP
filtering which causes connectivity issues due to packet fragmentation.
See http://www.znep.com/~marcs/mtu/ for further info.
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