[outages] Comcast internet in Northern VA

Kenneth Padgett kenneth at itlifesaver.com
Thu Feb 25 14:14:05 EST 2016


Yeah, I can run something similar. No *nix boxes at these sites. Here's
some more examples of what we're seeing:

  1     2 ms     2 ms     1 ms  [site1]-richmond.hfc.comcastbusiness.net
  2    16 ms    18 ms    13 ms  96.120.18.169
  3   676 ms   869 ms   590 ms  c-71-63-100-206.hsd1.va.comcast.net
[71.63.100.206]
  4  1194 ms   105 ms   173 ms  [site2]-static.hfc.comcastbusiness.net


Ping statistics for [site1 to site3]:
    Packets: Sent = 519, Received = 370, Lost = 149 (28% loss),
Approximate round trip times in milli-seconds:
    Minimum = 35ms, Maximum = 2483ms, Average = 379ms

Ping statistics for [site1 to site2]:
    Packets: Sent = 209, Received = 209, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 26ms, Maximum = 2072ms, Average = 518ms

On Thu, Feb 25, 2016 at 11:47 AM, John Neiberger <jneiberger at gmail.com>
wrote:

> Thanks. Can you run MTR, as well? I've run thousands of ping tests to
> 8.8.8.8 from cr02.ashburn.va.ibone with no loss and an RTT averaging around
> 10ms. I'd like to what MTR looks like after it's been running for a bit.
>
> Thanks again,
> John
>
> On Thu, Feb 25, 2016 at 9:37 AM, Kenneth Padgett <kenneth at itlifesaver.com>
> wrote:
>
>> It's sporadic, but here's an example:
>>
>> Tracing route to google-public-dns-a.google.com [8.8.8.8]
>> over a maximum of 30 hops:
>>
>>   1     2 ms     1 ms     1 ms  [custIP]-static.hfc.comcastbusiness.net
>>   2    63 ms    23 ms    29 ms  96.120.106.81
>>   3    18 ms    15 ms    17 ms
>> xe-1-3-0-32767-sur01.catharpin.va.bad.comcast.net [68.85.147.5]
>>   4    24 ms    22 ms    22 ms
>> ae-40-0-ar01.whitemarsh.md.bad.comcast.net [68.85.133.53]
>>   5    63 ms    18 ms    36 ms
>> ae-0-0-ar01.capitolhghts.md.bad.comcast.net [68.85.67.201]
>>   6    71 ms    55 ms    43 ms
>> hu-0-1-0-3-cr02.ashburn.va.ibone.comcast.net [68.86.90.229]
>>   7   394 ms   445 ms     *
>> he-0-14-0-1-pe04.ashburn.va.ibone.comcast.net [68.86.86.42]
>>   8    74 ms    72 ms    65 ms  as36040-2-c.ashburn.va.ibone.comcast.net
>> [75.149.229.86]
>>   9   116 ms   143 ms   122 ms  209.85.242.140
>>  10    23 ms    25 ms    26 ms  209.85.143.210
>>  11     *      432 ms    26 ms  216.239.48.160
>>  12    28 ms    26 ms    26 ms  216.239.48.235
>>  13     *        *        *     Request timed out.
>>  14    33 ms    29 ms    25 ms  google-public-dns-a.google.com [8.8.8.8]
>>
>> Trace complete.
>>
>>
>>
>> Pinging 8.8.8.8 with 32 bytes of data:
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=151ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=29ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=545ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=30ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=42ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=24ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=203ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=386ms TTL=42
>> Request timed out.
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=24ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=171ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=28ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=29ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=33ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=34ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=28ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=125ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=24ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=28ms TTL=42
>> Request timed out.
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=29ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=31ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=23ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=42ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=24ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=27ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=32ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=25ms TTL=42
>> Request timed out.
>> Reply from 8.8.8.8: bytes=32 time=42ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=26ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=24ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=409ms TTL=42
>> Reply from 8.8.8.8: bytes=32 time=31ms TTL=42
>>
>> On Thu, Feb 25, 2016 at 11:20 AM, John Neiberger <jneiberger at gmail.com>
>> wrote:
>>
>>> Can you provide some traceroutes?
>>>
>>> Thanks,
>>> John
>>>
>>> On Thu, Feb 25, 2016 at 9:16 AM, Kenneth Padgett via Outages <
>>> outages at outages.org> wrote:
>>>
>>>> Anyone else seeing packet loss and connectivity issues on Comcast in
>>>> NoVA? We have several clients on Comcast Business with 1000ms+ pings and
>>>> dropped packets.
>>>>
>>>> _______________________________________________
>>>> Outages mailing list
>>>> Outages at outages.org
>>>> https://puck.nether.net/mailman/listinfo/outages
>>>>
>>>>
>>>
>>
>
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