[GRLUG] question about ping

[Bill Littlejohn]

When I ping some non-existent IP addresses I get Destination Host
Unreachable, and some others return nothing.
What's actually the difference?

billl at MTD-IT-ADM2:~$ ping 192.168.1.113
PING 192.168.1.113 (192.168.1.113) 56(84) bytes of data.
>From 192.168.1.210 icmp_seq=2 Destination Host Unreachable
>From 192.168.1.210 icmp_seq=3 Destination Host Unreachable
>From 192.168.1.210 icmp_seq=4 Destination Host Unreachable
>From 192.168.1.210 icmp_seq=5 Destination Host Unreachable
>From 192.168.1.210 icmp_seq=6 Destination Host Unreachable
>From 192.168.1.210 icmp_seq=7 Destination Host Unreachable
^C
--- 192.168.1.113 ping statistics ---
8 packets transmitted, 0 received, +6 errors, 100% packet loss, time 7017ms
, pipe 3
billl at MTD-IT-ADM2:~$ ping 192.168.1.7
PING 192.168.1.7 (192.168.1.7) 56(84) bytes of data.
^C
--- 192.168.1.7 ping statistics ---
17 packets transmitted, 0 received, 100% packet loss, time 15999ms

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