PIER IP Address Survey

Bill Manning

USC Information Sciences Institute

This page is not yet completed.

Stan Barber's Notes

Bill's Big Question

Please respond to this question via email to Bill Manning.

Single,double, or triple digit, or none of your business

What is the oversubscription rate in your cores?

Address reclaimation

In the last year and 1/2 about 14% of the space has been recovered.

Susan Woolf, ISI

Draining the swamp in 192/8

Email was sent to each of the coordinators for addresses in 192/8 as listed in the NIC database.

Here are the preliminary results.

Messages sent: 5980
Failures: 1448
Responses: 1850

                Will you return the address space?
                           YES         NO      

Are you presently  YES     189        1351
using the address   NO     135          23
space?

Further work

More data
- Not very good, need better data
- Followup non-responses
Education
- "Yes, I'm using them behind a firewall"
- "We'll be connecting soon."
- "Renumbering is too hard."

For more information, check http://www.isi.edu/div7/pier or send email to ipgr@isi.edu.

Questions

Walt Prue suggests that folks should be charged for "owning" a network number that is not being used in the global routing system.