Phillip Smith: > 2009/10/7 Wietse Venema <wie...@porcupine.org>: > > Phillip Smith: > >> Where is the best place to file a feature request? I can't find > >> anything on the website, although I may be a little slow in that > >> regard! > > > > Discuss it on the mailing list. > > Thanks for the reply Wietse, here goes :) > > I was wondering about the possibility of having Postfix being able to > handle *making* ETRN requests as well as responding to them. > > Have a config setting similar to $relaydomains to list domains that > have backup MX's that support ETRN and issue ETRN to the servers for > these domains on Postfix startup. The servers to contact could either > be configured by hand, or via an MX lookup for the domain, discarding > the highest priority (the highest priority being the primary MX and > the host that is doing this process). > > I don't know if this is workable, or even desirable, but after looking > into ETRN over the last week or so it seems like something that would > be helpful when using multiple MX servers and ETRN.
This could easily be scripted and run from cron. Massage the output from host(1) or dig(1) to extract hosts, and use an expect script to do the talking, like http://www.cymru.com/Tools/mtaprobe.exp. The whole thing should not take more than a dozen or so lines. Wietse
