Acceptable DSL Speeds (ms based)
Bruce Pinsky
bep at whack.org
Wed May 4 16:34:35 UTC 2005
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Luke Parrish wrote:
| My email was confusing since I said the word speed, I would like to ms
| roundtrip for the following:
|
| *1. CPE to first layer 3 hop
| 2. CPE to first layer 3 upstream hop
| 3. CPE to layer 3 exit point of upstream
|
| *Example:
|
| Trace route to www.yahoo.com
|
| <http://www.yahoo.com/>1. 10.10.10.1 (CPE) 1ms
| 2. 10.10.10.254 (DSLAM)(cte) 21ms*(first layer 3 hop)
| *3. 11.1.1.1 (Router)(cte) 24ms
| 4. 5.5.1.3 (upstream interface)(level3) 68ms*(first layer 3 upstream hop)
| *5. 5.4.3.2 (exit point of upstream)(handoff from level3 to at&t) 94ms
| *(layer 3 exit point of upstream)
|
| *Those ms values are what I am curious about. What are other providers
| seeing and what are, in your opinion, acceptable ms times for a home
| 1.5M dsl user...
|
Those times seem high to me. I have a 1.5/768 ADSL circuit and I routinely
see 13-15ms to my 1st IP hop and 15-18 to the upstream handoff. I'm
14.5Kft from my CO and my IP is backhauled to SFO from SJC. Here are a few
examples:
bep at son-of-spike% traceroute www.yahoo.com
traceroute to www.yahoo.akadns.net (66.94.230.44), 30 hops max, 40 byte packets
~ 1 cerberus-internal.pinskyfamily.org (172.16.77.1) 3 ms 1 ms 1 ms
~ 2 er1.sfo1.speakeasy.net (66.92.1.1) 18 ms 17 ms 17 ms
~ 3 220.ge-0-1-0.cr2.sfo1.speakeasy.net (69.17.83.177) 16 ms 15 ms 15 ms
~ 4 bas1-m.pao.yahoo.com (198.32.176.135) 16 ms 15 ms 14 ms
~ 5 ge-1-0-2.msr1.scd.yahoo.com (66.218.82.193) 17 ms 15 ms 17 ms
~ 6 UNKNOWN-66-218-82-230.yahoo.com (66.218.82.230) 16 ms
vl42.bas1-m.scd.yahoo.com (66.218.82.226) 16 ms 16 ms
~ 7 p13.www.scd.yahoo.com (66.94.230.44) 18 ms 16 ms 15 ms
bep at son-of-spike% traceroute www.nytimes.com
traceroute to www.nytimes.com (199.239.137.245), 30 hops max, 40 byte packets
~ 1 cerberus-internal.pinskyfamily.org (172.16.77.1) 2 ms 1 ms 1 ms
~ 2 er1.sfo1.speakeasy.net (66.92.1.1) 19 ms 16 ms 16 ms
~ 3 110.ge-0-0-0.cr1.sfo1.speakeasy.net (69.17.83.189) 17 ms 14 ms 33 ms
~ 4 g8-1.mpr2.pao1.us.above.net (209.249.11.177) 14 ms 16 ms 14 ms
~ 5 so-0-0-0.mpr4.pao1.us.above.net (64.125.27.82) 13 ms 13 ms 13 ms
~ 6 p4-2-0-0.r06.plalca01.us.bb.verio.net (129.250.9.129) 15 ms 13 ms 18 ms
~ 7 p16-0-1-0.r21.plalca01.us.bb.verio.net (129.250.3.82) 15 ms 17 ms 16 ms
......
bep at son-of-spike% traceroute www.cisco.com
traceroute to www.cisco.com (198.133.219.25), 30 hops max, 40 byte packets
~ 1 cerberus-internal.pinskyfamily.org (172.16.77.1) 3 ms 2 ms 1 ms
~ 2 er1.sfo1.speakeasy.net (66.92.1.1) 14 ms 14 ms 15 ms
~ 3 120.ge-0-0-0.cr2.sfo1.speakeasy.net (69.17.83.185) 13 ms 50 ms 14 ms
~ 4 ge-4-0-440.ipcolo1.SanJose1.Level3.net (209.247.156.221) 13 ms 12 ms
~ 13 ms
~ 5 p1-0.cisco.bbnplanet.net (4.0.26.14) 19 ms 13 ms 14 ms
~ 6 sjce-dmzbb-gw1.cisco.com (128.107.239.53) 13 ms 13 ms 13 ms
~ 7 sjck-dmzdc-gw1.cisco.com (128.107.224.69) 15 ms 13 ms 13 ms
......
bep at son-of-spike% traceroute www.cnn.com
traceroute to cnn.com (64.236.24.12), 30 hops max, 40 byte packets
~ 1 cerberus-internal.pinskyfamily.org (172.16.77.1) 2 ms 1 ms 1 ms
~ 2 er1.sfo1.speakeasy.net (66.92.1.1) 19 ms 15 ms 15 ms
~ 3 210.ge-0-1-0.cr1.sfo1.speakeasy.net (69.17.83.181) 17 ms 15 ms 13 ms
~ 4 g8-1.mpr2.pao1.us.above.net (209.249.11.177) 17 ms 14 ms 14 ms
~ 5 so-4-2-0.mpr3.sjc2.us.above.net (64.125.28.222) 17 ms 16 ms 16 ms
~ 6 so-0-0-0.mpr4.sjc2.us.above.net (64.125.30.2) 18 ms 16 ms 16 ms
~ 7 so-3-3-0.cr1.dfw2.us.above.net (64.125.29.58) 64 ms 61 ms 61 ms
~ 8 so-4-0-0.mpr1.iah1.us.above.net (64.125.31.37) 65 ms 66 ms 75 ms
~ 9 so-0-0-0.mpr2.iah1.us.above.net (64.125.31.62) 65 ms 66 ms 65 ms
10 so-5-0-0.mpr1.atl6.us.above.net (64.125.29.65) 77 ms 77 ms 75 ms
11 aol-above.atl4.above.net (209.249.119.242) 75 ms 85 ms 79 ms
12 bb1-atm-P0-0.atdn.net (66.185.147.192) 76 ms 76 ms 75 ms
13 pop1-atl-P4-0.atdn.net (66.185.136.17) 74 ms 75 ms 75 ms
...........
- --
=========
bep
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