Re: Re (2): Linux hub
On Wed, 08 Sep 2010 13:21:58 -0500
Stan Hoeppner <stan@hardwarefreak.com> wrote:
...
> Considering the cost of the entire switch IC in a $10 USD 8 port switch
> (which includes an external AC/DC transformer and a 3 foot ethernet
> patch cable for the price) is less than $1 in 10k unit quantities, the
> cost of say 64KB RAM on that switch chip is going to be in the 10 cent
> range or less.
>
> The reason many/most cheap 4/8/16 port switches have an 8192 entry MAC
> table is because they're all likely using the same switch chip from a
> single vendor, and this chip was designed with an 8192 entry MAC table.
> The chip is cheap, reliable, and available in large quantities, so
> everyone uses it.
Makes sense, thanks.
Celejar
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