R.Smits wrote: > Jeff Chan wrote: > >> Quoting Richard Smits <[EMAIL PROTECTED]>: >> >> >>> Thanks for all the advice.. I think we will be using spamhaus. I am >>> running a test and it blocks a lot of spam. Currently I use the >>> sbl.spamhaus and pbl.spamhaus >>> Is this wise, or should I also use the xbl and switch to zen.spamhaus....? >>> >> Please do not use the individual Spamhaus lists at the MTA level. Please use >> zen.spamhaus.org >> >> Cheers, >> >> Jeff C. >> >> >> >> > Hello, > > Why not ? > We use : sbl-xbl.spamhaus.org now. It does not include the PBL (policy > Block List) > > We serve a big university and we cannot afford False Positives. > I can imagine that someone one the PBL (home user) runs a small > mailserver and cannot connect to our server ? > >
do you consider it an FP if their ISP blocks port 25? If they really run a "normal" MTA, and if that is authorized by their ISP, then they should ask to be unlisted. (They should also get a meaningful reverse DNS so that they can be "identified"). Otherwise, they should relay via their ISP... > Or am I seeing trouble that is not there :-) > > I do not know the PBL as good... but I like the idea. > > Greetings... Richard > > >
