[c-nsp] mail.google.com packet loss

[Hank Nussbacher]

On Fri, 5 Jan 2007, Tim Durack wrote:

Your problem, not mine:

Sending 100, 100-byte ICMP Echos to 209.85.133.83, timeout is 2 seconds:
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Success rate is 100 percent (100/100), round-trip min/avg/max = 
164/166/192 ms
petach-tikva-gp#trace 209.85.133.83

Type escape sequence to abort.
Tracing the route to 209.85.133.83

   1 GEANT2 (62.40.124.125) [AS 20965] 0 msec 0 msec 0 msec
   2 so-0-2-0.rt1.mil.it.geant2.net (62.40.112.122) [AS 20965] 48 msec 48 
msec 44 msec
   3 so-8-1.car2.Milan1.Level3.net (213.242.65.141) [AS 3356] 48 msec 48 
msec 48 msec
   4 ae-11-11.car1.Milan1.Level3.net (4.69.133.129) [AS 3356] 48 msec 48 
msec 48 msec
   5 ae-4-4.ebr2.Paris1.Level3.net (4.69.133.134) [AS 3356] 72 msec 72 msec 
72 msec
   6  *
     ae-5.ebr2.Washington1.Level3.net (4.69.132.113) [AS 3356] 200 msec 156 
msec
   7 ae-21-56.car1.Washington1.Level3.net (4.68.121.178) [AS 3356] 152 msec 
152 msec
     ae-21-54.car1.Washington1.Level3.net (4.68.121.114) [AS 3356] 156 msec
   8 GOOGLE-INC.car1.Level3.net (4.79.228.38) [AS 3356] 152 msec 152 msec 
152 msec
   9 66.249.95.149 [AS 15169] 168 msec 164 msec 168 msec
  10 72.14.239.17 [AS 15169] 164 msec 168 msec 164 msec
  11 216.239.49.26 [AS 15169] 168 msec
     216.239.43.13 [AS 15169] 168 msec
     216.239.49.26 [AS 15169] 176 msec
  12 209.85.133.83 [AS 15169] 164 msec 164 msec 348 msec

-Hank

> Anybody else seeing packet loss to mail.google.com? Doesn't seem to
> matter what that resolves to.
>
> Seems to only be affecting our MCI circuit, but I'm not seeing loss on
> the circuit itself, and all other sites seem fine.
>
> Has been ongoing since yesterday afternoon/evening.
>
>
> RTR-1>traceroute mail.google.com
>
>
>
> Type escape sequence to abort.
>
> Tracing the route to googlemail.l.google.com (209.85.133.83)
>
>
>
>  1 Serial1-4.GW3.NYC4.ALTER.NET (157.130.254.81) 12 msec 16 msec 12 msec
>
>  2 149.at-5-0-0.XR3.NYC4.ALTER.NET (152.63.24.134) 4 msec 4 msec 4 msec
>
>  3 0.so-4-0-2.XL3.NYC4.ALTER.NET (152.63.17.29) 8 msec 4 msec 4 msec
>
>  4 0.ge-4-0-0.BR2.NYC4.ALTER.NET (152.63.3.110) 0 msec 8 msec 20 msec
>
>  5  *
>
>    if-7-2.core1.NTO-NewYork.teleglobe.net (216.6.82.9) 4 msec 4 msec
>
>  6 if-4-0-0.core2.NTO-NewYork.teleglobe.net (216.6.82.66) 4 msec 4 msec 4 msec
>
>  7 if-1-0-0.core3.AEQ-Ashburn.teleglobe.net (216.6.51.5) 12 msec 12 msec 8 msec
>
>  8  *  *  *
>
>  9 209.85.130.16 12 msec
>
>    209.85.130.18 12 msec 28 msec
>
> 10 216.239.46.224 32 msec *
>
>    66.249.95.149 24 msec
>
> 11 72.14.232.149 28 msec
>
>    72.14.232.147 28 msec
>
>    72.14.238.136 24 msec
>
> 12 216.239.43.13 28 msec 32 msec 40 msec
>
> 13 googlemail.l.google.com (209.85.133.83) 24 msec 24 msec *
>
> RTR-1>ping 209.85.133.83
>
>
>
> Type escape sequence to abort.
>
> Sending 5, 100-byte ICMP Echos to 209.85.133.83, timeout is 2 seconds:
>
> !!..!
>
> Success rate is 60 percent (3/5), round-trip min/avg/max = 24/26/28 ms
>
>
> RTR-1#ping
>
> Protocol [ip]:
>
> Target IP address: 209.85.133.83
>
> Repeat count [5]: 100
>
> Datagram size [100]:
>
> Timeout in seconds [2]:
>
> Extended commands [n]:
>
> Sweep range of sizes [n]:
>
> Type escape sequence to abort.
>
> Sending 100, 100-byte ICMP Echos to 209.85.133.83, timeout is 2 seconds:
>
> .!!!!!!!!!!!!!!!!!!.!!!!!!!.!!!!!.!..!!!..!!!!!!!!!!.!!.!!!!.!.!!.!!!!
>
> !!!!!!!!!.!!!!!!.!!!!!!.!!..!!
>
> Success rate is 82 percent (82/100), round-trip min/avg/max = 24/84/296 ms
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