این هم پینگ به گوگل و سرور وی پی ان و مشخصات شبکه
mostafa@ubuntu:~$ ping 64.233.181.104
connect: Network is unreachable
mostafa@ubuntu:~$ ping www.google.com
ping: unknown host www.google.com
mostafa@ubuntu:~$ ping 192.168.168.1
PING 192.168.168.1 (192.168.168.1) 56(84) bytes of data.
64 bytes from 192.168.168.1: icmp_seq=1 ttl=64 time=5.99 ms
64 bytes from 192.168.168.1: icmp_seq=2 ttl=64 time=11.7 ms
64 bytes from 192.168.168.1: icmp_seq=3 ttl=64 time=3.36 ms
64 bytes from 192.168.168.1: icmp_seq=4 ttl=64 time=3.32 ms
64 bytes from 192.168.168.1: icmp_seq=5 ttl=64 time=7.05 ms
^C
--- 192.168.168.1 ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 4005ms
rtt min/avg/max/mdev = 3.323/6.296/11.758/3.097 ms
mostafa@ubuntu:~$ ping 217.218.155.105
connect: Network is unreachable
mostafa@ubuntu:~$ ping 4.2.2.4
connect: Network is unreachable
mostafa@ubuntu:~$
mostafa@ubuntu:~$ ifconfig
eth0 Link encap:Ethernet HWaddr 00:0c:6e:27:24:47
inet addr:192.168.168.138 Bcast:192.168.168.255 Mask:255.255.255.0
inet6 addr: fe80::20c:6eff:fe27:2447/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:404 errors:0 dropped:0 overruns:0 frame:0
TX packets:74 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:34018 (34.0 KB) TX bytes:7162 (7.1 KB)
Interrupt:18 Base address:0x4000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:8 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:480 (480.0 B) TX bytes:480 (480.0 B)
ppp0 Link encap:Point-to-Point Protocol
inet addr:192.168.91.25 P-t-P:192.168.90.25 Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1400 Metric:1
RX packets:5 errors:0 dropped:0 overruns:0 frame:0
TX packets:5 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:93 (93.0 B) TX bytes:99 (99.0 B)