Yeap,

kalo di ISA, namanya SecureNAT (bisa2nya microsoft aja, free to choose
their name's product)
Tapi setahu saya kalo di ISA ada kelemahan, salah satunya kudu ada gateway.
Kelemahan lain lupa, googling ajahhh :-)

~o

On Fri, Jul 25, 2008 at 11:56 AM, mas tri <[EMAIL PROTECTED]> wrote:
>
> sepertinya ada yg namanya 'transparant' proxy . di linux kalau gak salah ada 
> howto nya.
> belum pernah nge set, tapi trik nya kayak nya harus main di gateway (router 
> or linux
> router), block semua akses port http, redirect ke proxy server (port re 
> routing). nah tinggal
> mainkan di proxy nya sapa saja yang mau di kasih akses ke internet. tapi ini 
> cuma jalan
> untuk http kayak nya, gak tahu untuk protocol lain, misal, irc :)
>
> tri

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