Sometimes that ping and traceroute command doesn’t work due to network security reasons:
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Note: I couldn’t get arping to work either.
That’s where mtr can come in handy. mtr is a combination of the ping and traceroute command.
$ yum install mtr
Then do:
$ mtr sherc.sg-host.com
This starts up a text based display (a bit like how the top command does) that is constantly refreshing. It looks something like this:
My traceroute [v0.85]
localhost.localdomain (0.0.0.0) Tue Jul 25 21:33:31 2017
Resolver: Received error response 2. (server failure)er of fields quit
Packets Pings
Host Loss% Snt Last Avg Best Wrst StDev
1. 10.0.2.2 0.0% 13 1.1 1.4 1.0 2.3 0.0
2. BrightBox.ee 0.0% 13 13.9 10.4 3.9 33.9 8.1
3. ???
4. 213.121.98.129 90.9% 12 24.9 24.9 24.9 24.9 0.0
5. 213.121.98.128 0.0% 12 13.5 13.8 10.6 30.7 5.7
6. 87.237.20.138 0.0% 12 11.8 12.3 11.3 14.7 1.0
7. bbr01.lon01.networklayer.com 0.0% 12 12.8 16.0 12.1 32.9 6.6
8. ae5.cbs02.tg01.lon01.networklayer.com 0.0% 12 14.7 16.3 13.0 28.1 5.4
9. ae18.dar02.lon02.networklayer.com 0.0% 12 17.7 14.9 11.5 29.9 4.9
10. po2.fcr01a.lon02.networklayer.com 0.0% 12 12.9 14.0 12.8 15.7 0.7
11. ukbizlxc6.sgvps.net 0.0% 12 14.1 13.3 11.8 14.3 0.4
12. ip-77-104-171-177.siteground.com 0.0% 12 12.3 15.2 11.5 35.9 6.7