Sendmail and Unexpected EOM

Steve Freegard steve.freegard at
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 for further info.


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