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@ -31,6 +31,7 @@ test hosts which aren't yours.
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<P>Current features:
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<UL>
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<LI>Supports IPv6 as well as IPv4,
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<LI>uses the protocols echo, discard, chargen or HTTP,
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<LI>uses UDP instead of TCP for the protocols which accept it (like echo),
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<LI>can repeat the test and display various measures about it,
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@ -46,22 +47,28 @@ test hosts which aren't yours.
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<LI>(Simple test with 1000 bytes echo TCP packets)
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<PRE>
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% echoping -v -s 1000 mycisco
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This is echoping, version 2.0.
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Trying to connect to internet address 10.99.64.1 to transmit 256 bytes...
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This is echoping, version 5.0.0.
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Trying to connect to internet address 172.21.0.14 7 to transmit 1000 bytes...
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Connected...
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TCP Latency: 0.003165 seconds
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Sent (1000 bytes)...
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Application Latency: 0.322183 seconds
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1000 bytes read from server.
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Checked
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Elapsed time: 0.059597 seconds
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Elapsed time: 0.326960 seconds
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</PRE>
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<LI>(Repeated tests with average and median displayed.)
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<PRE>
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% echoping -n 10 mymachine
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% echoping -n 10 faraway-machine
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[...]
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Minimum time: 0.170719 seconds (1500 bytes per sec.)
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Maximum time: 0.211176 seconds (1212 bytes per sec.)
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Average time: 0.184577 seconds (1387 bytes per sec.)
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Median time: 0.181332 seconds (1412 bytes per sec.)
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Minimum time: 6.722336 seconds (38 bytes per sec.)
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Maximum time: 17.975060 seconds (14 bytes per sec.)
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Average time: 10.873267 seconds (24 bytes per sec.)
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Standard deviation: 3.102793
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Median time: 9.218506 seconds (28 bytes per sec.)
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</PRE>
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<LI>(Testing a Web server with an HTTP request for its home page.)
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@ -72,13 +79,13 @@ Elapsed time: 0.686792 seconds
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</OL>
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<P>The exit status is set if there is any problem, so you can use echoping
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to test repeatedly a Web server, to be sure it runs fine. Or you can
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display statistics like <A HREF="http://monitor.internatif.org/web.html">at Internatif</A>.
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<P>The exit status is set if there is any problem, so you can use
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echoping to test repeatedly a Web server, to be sure it runs fine (<A
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HREF="http://people.ee.ethz.ch/~oetiker/webtools/smokeping/">SmokePing</A>
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does it). Or you can display statistics like <A
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HREF="http://monitor.internatif.org/web.html">at Internatif</A>.
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<P>To do for a future version: see the TODO file.
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<P>To do for a future version:
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<UL>
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<LI>display other calculations such as standard deviation
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<LI>fix the bugs (everlasting aim)
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</UL>
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