This seems to be a standard for SMTP application layer proxies --- on
the firewalls I have used in the past.

Security works best in layers :)

Michael



On Tue, 18 Nov 2003 12:16:31 -0500
[EMAIL PROTECTED] wrote:

> On Tue, 18 Nov 2003 10:52:29 CST, "Perrymon, Josh L." said:
> 
> > So it's a packet filter with application inspection...  right..??
> 
> It gave up any right to claim that when it gave its own 220 banner
> rather than the banner of the actual destination it was filtering for.
> 


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