There is no way to do this as described.
You could proxy the POP through the firewall and add some OTP capability
You could use the Web client to access the mailboxes.
Since the POP service is actually part of the Information Store service,
the mailbox you want to access must be on the Exchange server you
Andy Webb awebb @
Simpler-Webb, Inc. Austin, TX
"The clue meter is reading zero..." - Dilbert
> -----Original Message-----
> From: Mark Berman [SMTP:markb @
> Sent: Thursday, June 26, 1997 12:20 PM
> To: Windows NT Security Mailing List (E-mail);
> 'firewalls @
> Subject: Exchange Help ...
> Can someone help:
> How does one implement a POP-3/SMTP environment with the message store
> on the
> inside of the firewall and a PPP/POP-3 Exchange server on the outside
> of the
> firewall. The firewall is Gaunlet with SMAP processing the SMTP
> messages. The
> requirement is for a user to dial-in to the RAS/PPP/POP-3 server on
> untrusted side and the client can request for their e-mail. They do
> not want
> to store or duplicate messages on the outside Exchange server.
> Also, they are not very keen to use PPTP. They don't want the users
> to dial
> into a server that is inside the firewall so that no internal
> resources are
> jeopardised. The dial-up server will be used for Web access and
> Any help would be appreciated.