Thanks Len.
John.

At 07:37 AM 1/19/01 +0100, you wrote:

>>So is it the same to block port 25 and to block OPEN RELAY on the Imail
>>server?
>
>no, totally different.  block port 25 means to packet filter:
>
>pass all traffic from <your ip blocks> to <your mail server(s) ip address> 
>port 25
>block all traffic from <your ip blocks> to <any ip address> port 25
>
>you still require your users on your ip's to SMTP AUTH at your mail server 
>before relaying their mail.
>
>>forget how I've got mine set, but I remember something about the
>>option. To help avoid being used by a spammer... you are saying to uncheck
>>the open relay option?
>
>There is no such named option.  It's called "relay for addresses".  And 
>UNcheck Disable SMTP AUTH reporting (SMTP annoucement) since some mail 
>programs won't try SMTP AUTH if they don't see it supported in the SMTP 
>announcements.  SMTP AUTH cannot be diabled in Imal, but it can be NOT 
>announced.
>
>Len
>
>
>http://BIND8NT.MEIway.com : Binary for ISC BIND 8.2.3 T9B for NT4 & W2K
>http://IMGate.MEIway.com  : Build free, hi-perf, anti-spam mail gateways
>
>
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__________________________________________________________________
John Purnell
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http://www.bignew.com
*****Cork 'N Bottle String Band ******


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