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  1. K

    Mailgateway Virus Scanner Not Effective

    may be you can add some unfficial signatures for clamav extremeshok have a script that helps ( google clamav-unofficial-sigs EXtremeSHOK, can't add links ): they tend to catch alot more in my experience, but becareful of false positives.
  2. K

    Can't connect to Mail Gateway externally on port 25

    see if packets arrive to the cluster! tcpdump will help a great deal
  3. K

    Postfix main.cf (mynetworks)

    Sorry to resurect an old thread. I happen to agree with the OP (walhalla). being the same subnet does't mean carte blanche to send mail (the default for the internal port : permit_mynetworks,reject_unauth_destination gives any host on the same subnet the ability to send mail anywhere for any...

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