>I am in the process of testing a Barracuda Networks spamfilter for one of >my clients. Their MTA is Postfix (but they wont tell you that) and their >support says its a bad idea to do SAV
SAV against domains whose MXs answer is fine. Legit @sender.domains that fail SAV almost always fail with MX for sender.domain not contactable. >as well as force a FQDN in the helo command. depends on how [EMAIL PROTECTED] you wanna be, can afford to be. >Has anyone run into problems with SAV rejecting good mail because the >sending MTA is not the final mail server? SAV doesn't probe the sending MTA, but probes the MX for @sender.domain Len
