[asterisk-users] seeking hardware recommendation PCI versus PCI Express E1 card (te407p vs te420bf)

Rajesh Kumar Mallah mallah at tradeindia.com
Mon Aug 18 05:00:27 CDT 2008


Jay R. Ashworth wrote:
> On Wed, Aug 13, 2008 at 03:06:58PM -0500, Kevin P. Fleming wrote:
>   
>> Keep in mind that even if you use 4 E1 circuits with the card, the total
>> bandwidth consumption of card is approximately 1 megabyte per second (4
>> times 2 megabits per second), which is drastically below the PCI bus
>> bandwidth of 132 megabytes per second (33 MHz bus with 32-bit
>> transfers). No quad-T1/E1 card will ever be able to saturate a PCI bus,
>> especially not PCI-X or PCI-E.
>>     
>
> Though, depending on the design of the card and drivers, interrupts/sec
> may be an issue -- sometimes a deciding issue.
>   
Hi,

Can you pls elaborate when you have time or give some reading
resources about this issue.

regds
mallah.
> Cheers,
> -- jra
>   




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