On Sun 30/Nov/2014 20:09:46 +0100 Matus UHLAR - fantomas wrote: > On 30.11.14 09:19, Sam Varshavchik wrote: >> >>But, if someone wants to do that, this setting is available; and, >>since it's their server, and if they wish to ignore the requirement >>to not validate the HELO, it's their prerogative to do so. > > as I said before, the problem is not to block at HELO stage or for the > invalid HELO string (invalid hostname, local IP address, local hostname > etc). The problem is refusing because of HELO not matching RDNS.
For this case, I happen to have a reference mentioning some of the reasons why the SMTP standard doesn't enforce that check: http://www.imc.org/ietf-smtp/mail-archive/msg05444.html (That's where Klensin proposed an impaired VHLO instead, five years ago) Enjoy Ale -- ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=157005751&iu=/4140/ostg.clktrk _______________________________________________ courier-users mailing list [email protected] Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users
