nanog mailing list archives
RE: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality]
From: "Frank Bulk" <frnkblk () iname com>
Date: Fri, 6 Mar 2015 22:35:36 -0600
The download/upload in our residential/business eyeball network has been trending a 95th-percentile based ratio of 9:1. If I look at a higher-ed customer of ours who has symmetric service and has a young demographic the average ratio is 11:1 and the peak ratio 8.8:1. So despite access to symmetric speeds, they're not showing a distinctively heavier symmetricity. Frank -----Original Message----- From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Mark Andrews Sent: Tuesday, March 03, 2015 4:57 PM To: Scott Helms Cc: NANOG Subject: Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] <snip> Averages hide the peak demands. The last mile should handle the peak demands. Further upstream you get the over subscription savings. Looking at averages and saying that they define the needs limits is *bad* engineering. For POTS you would get a few hertz if you did that. The averaging of POTS comes once you combine multiple sources together at the exchange. Even then you look at the peak periods not the daily average. Asymetry is pushing oversubscription too close to the consumer. It is a undesirable but sometimes necessary trade off. Asymetry traffic volumes don't mean asymetric speeds are desirable. <snip> Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: marka () isc org
Current thread:
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality], (continued)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Lamar Owen (Mar 02)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Owen DeLong (Mar 02)
- RE: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Chuck Church (Mar 02)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] N. Max Pierson (Mar 02)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Mark Andrews (Mar 02)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Stephen Satchell (Mar 03)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Mark Andrews (Mar 03)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Scott Helms (Mar 03)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Tei (Mar 03)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Mark Andrews (Mar 03)
- RE: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Frank Bulk (Mar 06)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] James R Cutler (Mar 07)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Lamar Owen (Mar 04)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Dave Taht (Mar 04)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Jack Bates (Mar 03)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Dave Taht (Mar 04)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Nick Hilliard (Mar 04)
- Re: symmetric vs. asymmetric [was: Verizon Policy Statement on Net Neutrality] Dave Taht (Mar 04)