On Thu, Nov 14, 2002 at 09:32:13AM -0500, Paul Lee wrote: > I have read as much about Postfix configuration as I can find, but there > is still one issue that I am not sure about. I am setting up a mail > server at our main office. No problem there. I would also like for our > two branch offices to use it to send and receive mail, however they both > have dynamic IP addresses (both offices are small and simply use a DSL > connection) so I am not sure how to configure Postfix to allow them to > relay through without opening myself up to becoming a SPAM relay.
Another approach would be to setup your postfix server as a VPN "server", have the branch offices connect as VPN "clients", configure postfix to relay connection from the VPN interfaces/addresses, and have the branch offices relay through the gateway's VPN address. Cheers, -- Javier Gostling Ingeniero de Sistemas Virtualia S.A. [EMAIL PROTECTED] Fono: +56 (2) 202-6264 x 130 Fax: +56 (2) 342-8763 Av. Kennedy 5757, of 1502 Las Condes Santiago Chile
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