Some spam will inevitably get through the graylist filter. It's not a perfect solution but it does stop a lot of spam. As spammers adopt better methods, graylisting will eventually become useless.
-- Sam Clippinger night duke wrote: > Well for a strange reason a few emails from spammers are graylisted.... > and i will receive emails from them... > > How can i remove those domains?How can i check mx feature it's working? > > Thanks > > Nightduke > > > */Sam Clippinger <[EMAIL PROTECTED]>/* escribió: > > I think I understand your suggestion now. However, adding flags to keep > the whitelists from overriding all filters would probably make spamdyke > so complicated it would be difficult or impossible to install. > > Once the new configuration system is in place, you should be able to > disable the rDNS tests for specific recipients or remote servers as > needed. If it still doesn't do what you need, we can discuss further > enhancements. > > -- Sam Clippinger > > Ton van Rosmalen wrote: > > Hi Sam, > > > > I didn't mean a separate whitelist for each filter. > > > > As it is now some connections are terminated with > |DENIED_RDNS_MISSING > > or ||DENIED_RDNS_RESOLVE |from "valid" but misconfigured mailservers. > > I'd like to allow these connections but AFAIK the only option > available > > is whitelisting them apart from disabling the general rdns checks. > > The same would happen when whitelisting the recipient address. > > > > What I suggested is an option to use graylisting even when a > > whitelist-test succeeded. > > E.g. an option: graylist-when-whitelisted > > > > That way at least some level of protection is available in case > of abuse > > of a whitelisted address. > > > > Or perhaps I could achieve the same result using: > > no-graylist-dir > > always-graylist-* > > But again, what I read with whitelisting (as it should) in the > docs is > > "and skip all filters if it is found". Skipping all filters I > interpret > > as also skipping graylisting. > > If I'm wrong please correct me. > > > > When I look at your description of the upcoming addition I could > create > > the set-up I would like, so we'll leave this as it is. > > > > Should you require some help (testing and/or development) of a > > (pre-)release do not hesitate to contact me. > > > > Ton > > > > Sam Clippinger schreef: > >> If I understand you correctly, you want a separate whitelist > file for > >> each filter? That sounds similar to the "never-graylist-*" and > >> "always-graylist-*" options -- whitelists and blacklists that only > >> affect the graylist feature. > >> > >> Keep in mind, adding white/blacklists for just the graylist feature > >> created 7 new options. I'm a little hesitant to repeat that > effort for > >> every filter; spamdyke would gain hundreds of options! Configuring > >> spamdyke would become nearly impossible. > >> > >> I'm currently working on adding a system to allow spamdyke to be > >> reconfigured per IP, rDNS, sender and/or recipient. When it's > ready, > >> you should be able to accomplish what you're trying to do by > creating > >> new configuration files with specific names. For example, you > would be > >> able to have a global configuration file that activates all the > filters, > >> then create some "local" configuration files that deactivate > some of the > >> filters for specific IP addresses or rDNS names or whatever. > >> > >> Potentially, you (or someone) could then create a control panel > to allow > >> users to edit the filters affecting just their mail (or perhaps > all mail > >> for their domain). Every user could (potentially) have their own > >> whitelists, DNS RBLs, etc that are only used when mail is > delivered to them. > >> > >> That system should be ready soon, hopefully in the next version. > >> > >> -- Sam Clippinger > >> > >> Ton van Rosmalen wrote: > >> > >>> Hi all, > >>> > >>> I've been using spamdyke for a couple of weeks now and I'm very > happy > >>> with it. > >>> > >>> As always customers start questioning us about not receiving > e-mails > >>> from certain senders. After checking the logs the conclusion is > always > >>> that no rdns is found or that the found name doesn't resolve. > >>> > >>> The problem that arises is that our customer start complaining > about > >>> this because "they can't receive orders" etc. For now I've put > a couple > >>> of the senders ip-addresses on a whitelist to prevent the > denial because > >>> of their misconfiguration. I've also tried to add greylisting > for the > >>> domain to provide some degree of anti-spam control. > >>> > >>> What I (think I) observe is that because of the whitelisting > all checks, > >>> including greylisting, are skipped. > >>> > >>> Would it be possible or is it possible to enable a whitelist (ip or > >>> senderbased) and still get greylisting? I would think adding > this option > >>> shouldn't be to hard and am willing to investigate it myself > and develop > >>> the code for it. Without the option specified everything would > remain > >>> working as it is of course. > >>> > >>> Dumb idea? Nice feature? Let me know what you think. > >>> > >>> Thanks. > >>> > >>> Regards, > >>> > >>> Ton > >>> > >>> > >>> > >>> _______________________________________________ > >>> spamdyke-users mailing list > >>> [email protected] > >>> http://www.spamdyke.org/mailman/listinfo/spamdyke-users > >>> > >> _______________________________________________ > >> spamdyke-users mailing list > >> [email protected] > >> http://www.spamdyke.org/mailman/listinfo/spamdyke-users > >> > > > > > ------------------------------------------------------------------------ > > > > _______________________________________________ > > spamdyke-users mailing list > > [email protected] > > http://www.spamdyke.org/mailman/listinfo/spamdyke-users > _______________________________________________ > spamdyke-users mailing list > [email protected] > http://www.spamdyke.org/mailman/listinfo/spamdyke-users > > > ------------------------------------------------------------------------ > > ¿Chef por primera vez? - Sé un mejor Cocinillas. > Entra en Yahoo! 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