On Jan 23, 2010, at 4:24 PM, Sahil Tandon wrote: > On Fri, 22 Jan 2010, Martijn de Munnik wrote: > >> RFC2821 section 4.5.3.2 Timeouts reads >> >> "An SMTP server SHOULD have a timeout of at least 5 minutes while it >> is awaiting the next command from the sender." > > The key word is SHOULD, as opposed to MUST.
"SHOULD" equals "MUST unless you have a really good reason". I'm trying to figure out if somebody on the list knows a really good reason. > >> When I try to connect to an one.com mx (mx-cluster1.one.com or >> mx-cluster2.one.com) I notice they will close the connection after about 3 >> seconds. Why do they do this? Is anybody else using such short timeouts? > > That timeout does seem foolishly short, but they might have legitimate > reasons that are best explained by ... them! Try pinging their > postmaster. > > -- > Sahil Tandon <sa...@tandon.net> >
