On Mon, 21 Dec 2015 16:19:18 +0300, Evgeniy Berdnikov <[email protected]> wrote: >On Mon, Dec 21, 2015 at 01:31:03PM +0100, Marc Haber wrote: >> On Mon, 21 Dec 2015 15:04:23 +0300, Odhiambo Washington >> <[email protected]> wrote: >> >2015-12-21 10:24:17 1a9cA9-0005Hu-3s == [email protected] >> >R=outbound_throttled T=throttled_smtp defer (-18) H=mx-eu.mail.a >> >m0.yahoodns.net [188.125.69.79]: Remote host closed connection in response >> >to end of data >> >> Yahoo - a service provider too big to care for standards - is dropping >> your connection at a place where it should not do that without telling >> you why. > > IMHO, posted logs show indications of broken Path MTU Discovery. > Traffic dump between client and Yahoo relay may clarify this issue.
If that would be the case, the SMTP session would most probably not get beyond the first block of DATA; and it would time out afterwards. In the current case, the remote host is actively ending the connection. Greetings Marc -- -------------------------------------- !! No courtesy copies, please !! ----- Marc Haber | " Questions are the | Mailadresse im Header Mannheim, Germany | Beginning of Wisdom " | http://www.zugschlus.de/ Nordisch by Nature | Lt. Worf, TNG "Rightful Heir" | Fon: *49 621 72739834 -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
