nanog mailing list archives

Re: Hanging SMTP sessions...


From: Avi Freedman <freedman () freedman net>
Date: Mon, 29 Jan 2001 15:18:14 -0500


In article <101029.10550.20206 () avi netaxs com> you wrote:

One problem we've seen is with mail servers which want ident, and
remote sites which firewall ident - but by silently swallowing the
SYNs instead of sending RSTs.

FYI,

Avi


: Hi all,

:    anyone come across stuff like this?  We are runing qmail 1.03, and i'm seeing
: some  strange things.   I have a number of SMTP sessions which just hang, and
: then time out.  No mail is actually accepted from these sessions...

: load is 0.00, so the processes are just hanging around for no reason...
: and it's always the same sources...



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