1    <1 ms    <1 ms    <1 ms  192.168.7.254
 2     2 ms     1 ms     1 ms  10.69.32.1
 3     *        3 ms     2 ms  10.5.50.174
 4     3 ms     2 ms     2 ms  10.5.50.173
 5     *        5 ms     3 ms  fixed-203-69-2.iusacell.net [189.203.69.2]
 6    32 ms    32 ms    32 ms  8-1-33.ear1.Dallas1.Level3.net [4.71.220.89]
 7    33 ms    33 ms    33 ms  ae-3-80.edge5.Dallas3.Level3.net [4.69.145.145]
 8    33 ms    33 ms    33 ms  ae13.dal33.ip4.tinet.net [77.67.71.221]
 9    76 ms    76 ms   157 ms  xe-1-0-0.mtl10.ip4.tinet.net [89.149.185.41]
10    72 ms    72 ms    72 ms  te2-2.cr2.mtl3.gtcomm.net [67.215.0.160]
11    72 ms    72 ms    72 ms  ae2.csr2.mtl3.gtcomm.net [67.215.0.134]
12    72 ms    72 ms    73 ms  te3-4.dist1.mtl8.gtcomm.net [67.215.0.83]
13    72 ms    72 ms    72 ms  ns1.marveldns.com [173.209.57.82]

C:> iperf ns1.marveldns.com
------------------------------------------------------------
Client connecting to ns1.marveldns.com, TCP port 5001
TCP window size: 64.0 KByte (default)
------------------------------------------------------------
[  3] local 192.168.7.2 port 60339 connected with 173.209.57.82 port 5001
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0-10.3 sec  5.62 MBytes  4.59 Mbits/sec

C:> iperf -c ns1.marveldns.com -P 10
------------------------------------------------------------
Client connecting to ns1.marveldns.com, TCP port 5001
TCP window size: 64.0 KByte (default)
------------------------------------------------------------
[ 12] local 192.168.7.2 port 29424 connected with 173.209.57.82 port 5001
[ 11] local 192.168.7.2 port 29423 connected with 173.209.57.82 port 5001
[  9] local 192.168.7.2 port 29421 connected with 173.209.57.82 port 5001
[ 10] local 192.168.7.2 port 29422 connected with 173.209.57.82 port 5001
[  8] local 192.168.7.2 port 29420 connected with 173.209.57.82 port 5001
[  7] local 192.168.7.2 port 29419 connected with 173.209.57.82 port 5001
[  4] local 192.168.7.2 port 29416 connected with 173.209.57.82 port 5001
[  6] local 192.168.7.2 port 29418 connected with 173.209.57.82 port 5001
[  5] local 192.168.7.2 port 29417 connected with 173.209.57.82 port 5001
[  3] local 192.168.7.2 port 29415 connected with 173.209.57.82 port 5001
[ ID] Interval       Transfer     Bandwidth
[ 11]  0.0-10.9 sec  1.25 MBytes   959 Kbits/sec
[  4]  0.0-11.0 sec  1.25 MBytes   956 Kbits/sec
[  3]  0.0-11.4 sec   768 KBytes   551 Kbits/sec
[  8]  0.0-11.5 sec  1.00 MBytes   730 Kbits/sec
[  6]  0.0-11.6 sec  1.12 MBytes   813 Kbits/sec
[ 12]  0.0-11.7 sec  1.12 MBytes   805 Kbits/sec
[  5]  0.0-11.8 sec  1.25 MBytes   886 Kbits/sec
[ 10]  0.0-11.9 sec  1.12 MBytes   794 Kbits/sec
[  7]  0.0-12.0 sec  1.12 MBytes   788 Kbits/sec
[  9]  0.0-12.0 sec  1.12 MBytes   784 Kbits/sec
[SUM]  0.0-12.0 sec  11.1 MBytes  7.75 Mbits/sec

Tracing route to ns1.marveldns.com [173.209.57.82]
over a maximum of 30 hops:
  0  ws1 [192.168.7.2]
  1  192.168.7.254
  2  10.69.32.1
  3     *     10.5.50.174
  4  10.5.50.173
  5  fixed-203-69-2.iusacell.net [189.203.69.2]
  6  8-1-33.ear1.Dallas1.Level3.net [4.71.220.89]
  7  ae-3-80.edge5.Dallas3.Level3.net [4.69.145.145]
  8  ae13.dal33.ip4.tinet.net [77.67.71.221]
  9  xe-1-0-0.mtl10.ip4.tinet.net [89.149.185.41]
 10  te2-2.cr2.mtl3.gtcomm.net [67.215.0.160]
 11  ae2.csr2.mtl3.gtcomm.net [67.215.0.134]
 12  te3-4.dist1.mtl8.gtcomm.net [67.215.0.83]
 13  ns1.marveldns.com [173.209.57.82]

Computing statistics for 325 seconds...
            Source to Here   This Node/Link
Hop    RTT  Lost/Sent = Pct  Lost/Sent = Pct  Address
  0                                           ws1 [192.168.7.2]
                                0/ 100 =  0%   |
  1    0ms     0/ 100 =  0%     0/ 100 =  0%  192.168.7.254
                                0/ 100 =  0%   |
  2    1ms     0/ 100 =  0%     0/ 100 =  0%  10.69.32.1
                                0/ 100 =  0%   |
  3    3ms     0/ 100 =  0%     0/ 100 =  0%  10.5.50.174
                                0/ 100 =  0%   |
  4    2ms     0/ 100 =  0%     0/ 100 =  0%  10.5.50.173
                                0/ 100 =  0%   |
  5    4ms    20/ 100 = 20%    20/ 100 = 20%  fixed-203-69-2.iusacell.net [189.203.69.2]
                                0/ 100 =  0%   |
  6   34ms     0/ 100 =  0%     0/ 100 =  0%  8-1-33.ear1.Dallas1.Level3.net [4.71.220.89]
                                0/ 100 =  0%   |
  7   34ms     0/ 100 =  0%     0/ 100 =  0%  ae-3-80.edge5.Dallas3.Level3.net [4.69.145.145]
                                0/ 100 =  0%   |
  8   33ms     0/ 100 =  0%     0/ 100 =  0%  ae13.dal33.ip4.tinet.net [77.67.71.221]
                                0/ 100 =  0%   |
  9   79ms     0/ 100 =  0%     0/ 100 =  0%  xe-1-0-0.mtl10.ip4.tinet.net [89.149.185.41]
                                2/ 100 =  2%   |
 10   73ms    14/ 100 = 14%    12/ 100 = 12%  te2-2.cr2.mtl3.gtcomm.net [67.215.0.160]
                                0/ 100 =  0%   |
 11   72ms     2/ 100 =  2%     0/ 100 =  0%  ae2.csr2.mtl3.gtcomm.net [67.215.0.134]
                                2/ 100 =  2%   |
 12   72ms    18/ 100 = 18%    14/ 100 = 14%  te3-4.dist1.mtl8.gtcomm.net [67.215.0.83]
                                0/ 100 =  0%   |
 13   72ms     4/ 100 =  4%     0/ 100 =  0%  ns1.marveldns.com [173.209.57.82]

Trace complete.

[on the client side] iperf -c ip_of_your_server -P 10