On Tue, 2010-07-13 at 06:53 -0400, [email protected] wrote: > What you can do -- I don't know about nomad, but can you make them use > authentication? > > Randy R <[email protected]> wrote: > > > On Tue, Jul 13, 2010 at 12:29 PM, <[email protected]> wrote: > > > What I do, is only open port 25 to the list of ips of the spam filtering > > > service -- I use an iptables script called rc.firewall which I found > > > several years ago which works well and has a nice syntax for this and I > > > get no direct spam, I get some which gets by the filters. > > > > Hi John, > > > > I'd like to do that, but there are nomad users who might be anywhere > > in the world. True maybe I could ask them to use port 587 and then > > allow ONLY the service IPs access to port 25. > > > > /r > >
Just wondering, Most spammers or cases of joe-jobs originate from an other URL then they claim to come from. Can this not be dealt with using certificates? Something like for nomads, only accepting signed messages... hw -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
