December 2012
Intermediate to advanced
888 pages
48h 24m
English
Content preview from Ubuntu Unleashed 2013 Edition: Covering 12.10 and 13.04, Eighth Edition
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Checking Connections with ping, traceroute, and mtr
If all worked properly in the preceding section, you should now be able to use the ping command to check that the interface is responding properly like this (using either localhost or its IP address):
matthew@seymour:~$ ping -c 3 localhostPING localhost (127.0.0.1) 56(84) bytes of data.64 bytes from localhost (127.0.0.1): icmp_seq=1 ttl=64 time=0.154 ms64 bytes from localhost (127.0.0.1): icmp_seq=2 ttl=64 time=0.159 ms64 bytes from localhost (127.0.0.1): icmp_seq=3 ttl=64 time=0.153 ms--- localhost ping statistics ---3 packets transmitted, 3 received, 0% packet loss, time 1998msrtt min/avg/max/mdev = 0.153/0.155/0.159/0.010 ms
You use the -c option to set the number of pings, and the command, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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