At 13:45 12/12/2005 Monday, Hal Keen wrote:
>>I keep getting junk mail in my listserv from automatically generated
>>e-mail accounts that do not exist.  How can I prevent those to come
>>through this listserv?

[...]

>If you are using a later version of LISTSERV (14.3 or newer), junk email
>from accounts that "do not exist" should be a good reason to consider
>  Send= Public,Confirm,Non-Member
>
>I assume you're already using Public, or this mail wouldn't be getting
>through. Adding Confirm,Non-Member requires all posts from nonsubscribers to
>be confirmed. LISTSERV emails the request for confirmation, and if the
>source is a spammer fake address, nobody sees it, so the message is blocked.

And of course if the spoofed email is from a real userid@node, then they get nagged by LISTSERV, which might not be a good idea either.

/P