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Re: lug-bg: OT: HWD Requirements for GRE Tunnel
- Subject: Re: lug-bg: OT: HWD Requirements for GRE Tunnel
- From: Ангел Вълков <whitefang@xxxxxx>
- Date: Fri, 23 Apr 2004 22:56:47 +0300
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On Friday 23 April 2004 09:45, Radoslav Kolev wrote:
> Здравей!
>
> >Отговор с да/не също ме удовлетворява. i486 100-120mhz ще понесе ли
> >криптирането( 3DES?) за 64Kb канал , по който ще върви тунела?
>
> Да.
> Тriple DES implementation as 928 Pentium cycles per block, or 116 per
> byte. Adding that to the 24 above, we get 140 cycles per byte for IPsec
> with encryption. At 140 cycles per byte, a 140 MHz machine can handle a
> megabyte -- 8 megabits -- per second. Speeds for other machines will be
> proportional to this. To saturate a link with capacity C megabits per
> second, you need a machine running at C * 140/8 = C * 17.5 MHz.
> Виж
> http://www.freeswan.org/freeswan_trees/freeswan-1.99/doc/performance.html
>
> Радо
Благодаря за точния отговор и най-вече за линка.
Приятни почивни дни.
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