Switch ISPs and lost internet connection on debian server
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Version root@server:~# cat /etc/debian_version 8.11 Can't resolve host names root@server:~# ping www.google.com ping: unknown host www.google.com ifconfig -a root@server:/# ifconfig -a docker0 Link encap:Ethernet HWaddr 02:42:cc:08:fa:30 inet addr:172.17.0.1 Bcase:172.17.255.255 Mask:255.255.0.0 UP BROADCAST MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) eth0 Link encap:Ethernet HWaddr 48:5b:39:c1:ce54 UP BROADCAST MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:45 errors:0 dropped:0 over...