Around 01:51pm on Tuesday, March 06, 2007 (UK time), Timothy Murphy scrawled: > Tim wrote: > > I just started trying this last week, more as "proof of concept" > than a serious matter. > I found changing sendmail.mc fairly simple. > In addition to commenting out the line that was mentioned, > I also commented in the LOCAL_DOMAIN line (with appropriate domain); > I'm not sure if that is actually necessary? > > I've been warned that what I did was very dangerous, > so I'll probably close it down, > unless I find a simple way to stop it being an "open relay". Tim, I have documented my configuration here: http://www.stevesearle.com/tech/fed.core4.svr.html#sendmail and it is not an open relay. There are various sites that will check if you have an open relay, just google for them. > Incidentally, I also had to open a peephole in my ADSL modem, > and add a rule to shorewall to allow email in. Yes you would have to do this - assuming you meant port forwarding by "open a peephole". Steve
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