"IP networks will feel traffic pain in 2009" (C|Net & Cisco)

Tue Jan 20 23:37:34 UTC 2009

On Jan 20, 2009, at 6:31 PM, bmanning at vacation.karoshi.com wrote:

>> "Cisco VNI projections indicate that IP traffic will increase at a  
>> combined
>> annual growth rate (CAGR) of 46 percent from 2007 to 2012, nearly  
>> doubling
>> every two years. This will result in an annual bandwidth demand on  
>> the
>> world's IP networks of approximately 522 exabytes2, or more than  
>> half a
>> zettabyte."
>>
>> http://news.cnet.com/8301-13846_3-10145480-62.html
>
> duh...
>
> from a much earlier thread...
>
>
>>> that lesson is, the installed base is meaningless, and how we did it
>>> before is meaningless, all that matters is getting growth right.
>>>
>>>       Mike O'dell...  Mo's Law.  1994
>>
>> I believe the quote is What installed base?
>>
>> /vijay
>
>
> 	to play devils advocate, how much impact does caching have
> 	on the total traffic flow anyway?

Less and less would be my estimate. How much video is cached ? How  
much P2P is cached ?

Regards
Marshall

>
>
> --bill
>