At 12:42 PM 4/6/06, Kenneth G. Gordon wrote:
>Recently, we have discovered that our mailing lists are accepting posts
>from non-subscribers if they are sent to our server in the form:
>
>listname-list@server.domain_name
>
>instead of
>
>listname@server.domain_name
You can block outside email to that address without affecting the operation
of your list. If your MTA is sendmail, you should add this entry to
virtusertable:
listname-list@server.domain_name error:nouser User unknown
I'm not *why* this works, but it does.
Frank
References:
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