best way to ban and ip from the server

[Joe Smith]

On Tue, 16 Mar 2004, Brett wrote:

> i want to ban a whole class from the maill server
> i thought the best way would be to use the access file
> in sendmailbut i am not sure if MS accepts the mail before
> sendmail any ideas?

The sendmail access file handles the mail first.   You will see an "Access
Denied" in the log file.