"David V. Brenner" wrote:
>
> At least once a month, some Unix guru extraordinaire writes to me
> complaining that our server will not accept mail from his server because we
> block null senders. Their complaint is always the same - that by not
> allowing null senders, we are failing to adhere to some long list of RFCs
> that the other party is so intimately familiar with that he must recite it
> in his sleep. Perhaps what annoys me the most is it's always some Unix type
> who delights in pointing out that onyl Windows-based mail servers even allow
> such an option as to block null senders.
>
The SMTP RFC's do indeed specify that a mail server should acceept null
senders. Our server is set to allow null senders, becuase it is required by our
list server that is runn LSoft's ListServ Lite.
I have, though, set up the SMTP module to only relay mail for out subnets.
--
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Diplomacy is the art of saying 'Nice Doggy' until you can find a rock
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Bud Durland, CNE email: [EMAIL PROTECTED]
Computer and Network Coordinator Voice: 518.561.0100 x118
Champlain Valley Educational Services Fax: 518.561.0240
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