A Proxy/App firewall know the difference between telnet and telnet
connections to smtp ports.
Gu Zheng
(the musician)
>From: [EMAIL PROTECTED]
>To: Douglas J Cameron <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
>Subject: Re: SMTP servers
>Date: Thu, 24 Aug 2000 08:26:06 -0500
>
>
>Douglas,
>
>#So, why would you not simply use the sepaerate port numbers for the
>#seperate applications; and why would a firewall not know the difference
>#between these ports?
>#(Please forgive this newbie, O Great Firewall Wizards)
>
>#Am I missing a huge foundation of knowledge here?
>
>Telneting to a port that a telnet server does not exist on just creats a
>raw TCP connection. With a raw TCP connection I can emulate protocols that
>exists on top of TCP (albeit very slowly).
>
>Regards,
>Jeffery Gieser
>
>-
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