[131972] in North American Network Operators' Group

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Current trends in capacity planning and oversubscription

daemon@ATHENA.MIT.EDU (Sean Donelan)
Wed Nov 10 00:26:17 2010

Date: Wed, 10 Nov 2010 00:26:06 -0500 (EST)
From: Sean Donelan <sean@donelan.com>
To: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

While the answer is always it depends, I was wondering what the current 
rules of thumb university network engineers are using for capacity 
planning and oversubscription for resnets and admin networks?

For K-12, SETDA (http://www.setda.org/web/guest/2020/broadband) is 
recommending:

- An external Internet connection to the Internet Service Provider of at 
least 100 Mbps per 1,000 students/staff
- Internal wide area network connections from the district to each school 
and between schools of at least 1 Gbps per 1,000 students/staff

How does that compare with university and enterprise network rules of 
thumb?


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