virtualbox vm에서 외부망 연결 확인방법(ping)

 

google dns 공개 ip 로 확인

8.8.8.8 또는 8.8.4.4

[root@localhost ~]# ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=49 time=39.6 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=49 time=39.3 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=49 time=40.5 ms
64 bytes from 8.8.8.8: icmp_seq=4 ttl=49 time=40.9 ms
^C
--- 8.8.8.8 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3008ms
rtt min/avg/max/mdev = 39.314/40.102/40.919/0.705 ms
[root@localhost ~]# ping 8.8.4.4
PING 8.8.4.4 (8.8.4.4) 56(84) bytes of data.
64 bytes from 8.8.4.4: icmp_seq=1 ttl=49 time=39.8 ms
64 bytes from 8.8.4.4: icmp_seq=2 ttl=49 time=39.3 ms
64 bytes from 8.8.4.4: icmp_seq=3 ttl=49 time=40.4 ms
^C
--- 8.8.4.4 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 39.337/39.906/40.487/0.469 ms