I think everyone should suggeest to symantes to add a list of accounts to accept mail for. That way mail to non existant accounts will be stoped at the gateway and greatly reduce the processing on the gateways and the primary mail server.
> > Do you make use of the custom whiltelist? Or the > Auto-Generated Whitelist? No, I have not been brave enough yet. > > The auto-generated one keeps a track of the desitation > address of all emails sent out by your users. So, it assumes > if I am sending them an email, then they're reply emails > should be ok so I won't check them for spam. > > You can then go through this list and add some to your custom > whitelist. The auto whitelist remembers 2000 (I think) > addresses. When it reaches this, it removes the first 50 and > then keeps monitoring. > > I think moving the spam into another mailbox and putting some > of the responsibility back on the users to let me know what > they would like whitelisted is a good thing. At first I had a > lot of requests but hardly any anymore. > > We also wrote a custom script that emails us every morning a > .csv file listing all of the emails from .com.au addresses > that was marked as spam. My boss looks through it each > morning and emails me a list of addresses he wants > whitelisted. Because we are an Australian company most of our > whitelist is .com.au addresses. We originally had the script > only telling us about spam from .com.au that was bigger than > 50k in size, but we changed it to all emails recently. There > are around 200-300 a day. > > But the responsibility isn't on me to manage this. > > I simply copy and paste into SMS SMTP and hit save. Couldn't > be any easier. > > If users complain about false-positives my opinion is, "Well, > if you don't like it, we will just let all spam through and > not check any. Do you want that?" > > I don't say it in those words, but to that effect. They > understand my point very quickly and stop hassling me. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Kevin Bilbee > Sent: Saturday, 24 July 2004 10:42 AM > To: [EMAIL PROTECTED] > Subject: [IMail Forum] SAV Mail Gateway [WAS Anti-virus] > > > We use Symantec Mail Security for SMTP Gateways. We use Symantec > > Antivirus Corporate Edition for all our users, so we don't > have to pay > > any extra to use the Email Gateway solution. If you have 4000 > > Corporate Edition > Clients, > > that gives you 4000 licences to use the Gateway product. > > What I think you mean is that you have the ability to protect > 4000 mail accounts not licenses to install the gateway > product 4000 times. But you can install the Gateway product > on multiple servers to have some redundancy. > > > > > The "out-of-the-box" heuristic spam engine is fantastic. We do not > > even bother with Imail's anti-spam features as they are > just useless > > really. There are 5 sensitivity levels for spam. We have > ours set at 4 > > (second > > highest) and there are very few false positives. You can > use Internet > > Blacklists, custom blacklists, auto-generated whitelists, > custom-generated > > whitelists, body and subject content filtering. It pretty > much does it all > > for us. > > I am glad you are getting such great results with the > heuristics but I have not had such good luck. It regurally > false positives for us so I have set it to level 1 and catch > the header of "Bulk: 99" with declude at 98 they were all > false positives. > > Also the heuristics have a date of april on our box. What is > the date of your heuristics file? > > > Kevin Bilbee > > > > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
