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Slow ping?



Hello everybody,

My favorite radio station is not working correctly and I just run a ping 
on it and surprise! Have a look at the following:

,----[ time ping live.eliberadio.ro ]
| PING live.eliberadio.ro (80.86.106.3) 56(84) bytes of data.
| 64 bytes from 80.86.106.3: icmp_seq=1 ttl=54 time=21.1 ms
| 64 bytes from 80.86.106.3: icmp_seq=2 ttl=54 time=20.2 ms
| 64 bytes from 80.86.106.3: icmp_seq=3 ttl=54 time=20.0 ms
| 64 bytes from 80.86.106.3: icmp_seq=4 ttl=54 time=20.9 ms
| 64 bytes from 80.86.106.3: icmp_seq=5 ttl=54 time=31.5 ms
| 64 bytes from 80.86.106.3: icmp_seq=6 ttl=54 time=39.3 ms
| 64 bytes from 80.86.106.3: icmp_seq=7 ttl=54 time=20.7 ms
| 64 bytes from 80.86.106.3: icmp_seq=8 ttl=54 time=20.0 ms
| 64 bytes from 80.86.106.3: icmp_seq=9 ttl=54 time=22.2 ms
| 64 bytes from 80.86.106.3: icmp_seq=10 ttl=54 time=19.5 ms
| 64 bytes from 80.86.106.3: icmp_seq=11 ttl=54 time=25.5 ms
|
| --- live.eliberadio.ro ping statistics ---
| 11 packets transmitted, 11 received, 0% packet loss, time 50455ms
| rtt min/avg/max/mdev = 19.524/23.764/39.321/5.957 ms
|
| real    0m51.032s
| user    0m0.008s
| sys     0m0.020s
`----

,----[ time ping google.com ]
| PING google.com (64.233.167.99) 56(84) bytes of data.
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=1 ttl=239 time=185 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=2 ttl=238 time=158 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=3 ttl=239 time=185 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=4 ttl=239 time=188 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=5 ttl=239 time=183 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=6 ttl=239 time=187 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=7 ttl=239 time=187 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=8 ttl=238 time=159 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=9 ttl=239 time=181 ms
| 64 bytes from py-in-f99.google.com (64.233.167.99): icmp_seq=10 ttl=239 time=181 ms
|
| --- google.com ping statistics ---
| 10 packets transmitted, 10 received, 0% packet loss, time 8998ms
| rtt min/avg/max/mdev = 158.750/179.938/188.626/10.718 ms
|
| real    0m9.500s
| user    0m0.008s
| sys     0m0.016s
`----

Can anybody explain why the first ping takes 5 times longer, while getting
more than 5 times faster ping replies?

Regards,
Andrei
-- 
If you can't explain it simply, you don't understand it well enough.
(Albert Einstein)

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