On Thu, 2 Dec 1999, Shawn P. Stanley wrote:
> I have a similar question, but perhaps the answer is not so easy.
>
> I use ucspi with great success, but I have a user whose ISP is a university,
> and I'm not sure I want to open up access to the university's entire subnet.
> However, the user gets a dynamic IP every time he connects. How can I allow
> him SMTP access without opening the door to the entire university? Granted,
> the chance that the university students are spammers looking for open relay
> servers is small, but I'd like to avoid taking that chance if I can.
Try David Harris' smtp-poplock. The IP is allowed to relay for a select
period of time after a successful mailcheck via pop3.
Vince.
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Vince Vielhaber -- KA8CSH email: [EMAIL PROTECTED] flame-mail: /dev/null
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