North American Network Operators Group|
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Re: Why do so few mail providers support Port 587?
On Fri, 25 Feb 2005 02:30:01 EST, Jim Popovitch said: > Why not a VPN solution. If you have mail servers that your users need, > chances are that you also have file servers, internal web servers. > calender servers, etc. We're talking ISPs and other "mostly open" providers, not corporate nets. Remember that a *big* part is the support nightmare of getting your 50,000 Joe Sixpack subscribers to pull down a menu and change a 25 to a 587. And you intend to make them purchase, install, and configure a VPN? > Should file/web/calender servers all open one > port or internal access and a second port for authenticated external > access? Last I heard, if you have "public" and "internal" web content, Best Practices says to put then not on different ports, but *different hosts* - the public one out in your DMZ, and your internal one on your internal network.