On 31 October 2014 18:32, Zachary Frederick <zcfreder...@gmail.com> wrote:
> We have been having a problem receiving software releases from our > developer. The releases are typically around 1G in size. The developer’s > connection is a 100m metro fiber with TW Telecom, our connection is a 25m > Comcast Enterprise Fiber. > > Our traffic graphs show very little utilization of our connection. > Typically on average we are at about 7 meg utilization of our 25. > > Every other partner that shares in our software development that receives > the software releases can receive the updates 3-4 times faster than we can. > > Typically we receive the releases at about 3mbps. > Are you using an application that uses TCP transport for the transfer? https://www.switch.ch/network/tools/tcp_throughput/index.html?mss=1460&rtt=38&loss=1e-06&Calculate=Calculate&bw=100&rtt2=80&win=64 3Mbps looks about right. Time for a tune up > I have tried contacting Comcast Enterprise Tech support, however I’ve been > told that if I run a speed test from my connection and the test runs at the > speed we are paying for, there is very little they are willing to look into. > > Can anyone check on the Comcast Routers on the Tracert below, or is there > anything that can be throttling this connection between the two connections? > > Also, our firewall and connection is able to run at the full 25. We have > no throttling or QOS set to prevent a good connection to our developer. For > example, we can run a multi-threaded upload, in the middle of the night, to > Amazon Glacier storage and completely saturate our connection when doing > so. The firewall and connection is able to handle our full bandwidth > capacity during that backup. > > If there is any other information I can provide to help track this problem > down, please let me know. > > Thanks in advance, everyone! > > > Trace Route below: > > > > > 1 (172.16.150.1) 1.143 ms 1.132 ms 1.122 ms > > > 2 (173.227.204.1) 1.585 ms 1.583 ms 1.574 ms > > > 3 chi2-pr1-xe-0-3-0-0.us.twtelecom.net (66.192.245.166) 10.477 ms > 10.485 ms 10.478 ms > > > 4 x-eth-0-0-4-pe05.350ecermak.il.ibone.comcast.net (75.149.230.141) > 10.470 ms 10.465 ms 10.457 ms > > > 5 he-2-1-0-0-cr01.350ecermak.il.ibone.comcast.net (68.86.86.37) 10.733 > ms 10.731 ms he-2-0-0-0-cr01.350ecermak.il.ibone.comcast.net > (68.86.86.33) 12.146 ms > > > 6 be-10206-cr01.newyork.ny.ibone.comcast.net (68.86.86.225) 33.202 ms > 32.144 ms 32.127 ms > > > 7 68.86.91.30 (68.86.91.30) 41.508 ms 41.322 ms 41.599 ms > > > 8 te-0-0-0-1-sur01.greensburg.pa.pitt.comcast.net (69.139.168.26) > 38.196 ms te-0-0-0-3-sur01.greensburg.pa.pitt.comcast.net > (162.151.21.82) 44.644 ms te-0-0-0-0-sur01.greensburg.pa.pitt.comcast.net > (69.139.195.18) 38.266 ms > > > 9 (107.1.72.98) 39.781 ms 39.785 ms 39.912 ms
