On Wed, Apr 13, 2011 at 04:30:17PM +0200, Victoriano Giralt wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > We already know it is not Postix's fault, as the reason lies at the > network level, but I'm writing to the list in the hope that someone > might have seen this behaviour, as I have been thrashing over Google > finding nothing useful. > > Symptom: > Big (>1736267 bytes) messages are stuck in the queue with this errors: > > Apr 13 16:06:04 rusadir postfix/smtp[3026]: 15EA5196117: to=<x@x.x>, > relay=system.domain[ad.dr.es.s]:25, delay=15246, > delays=15200/1.2/44/1.1, dsn=4.4.2, status=deferred (lost connection > with system.domain[ad.dr.es.s] while sending message body) >
This system does not exist. This looks fabricated. Post the actual logs and maybe someone will have an idea. Otherwise, you could try searching the mailing list archives for the error message to point to thing to investigate. Cheers, Ken