https://www.softaculous.com/board/index.php?tid=9627 https://www.softaculous.com/board/index.php?tid=9627&tpg=1#p32885
Are you able to ping 4.2.2.2 on your server ?
If NM_CONTROLLED is "on" in your eth0 script file then please disable it.

If you are unable to resolve it by performing the changes  then please open a support ticket here https://softaculous.com/support/ we will check and fix the issue on your server.
]]> Mon, 03 Oct 2016 09:57:35 GMT https://www.softaculous.com/board/index.php?tid=9627&tpg=1#p32885 https://www.softaculous.com/board/index.php?tid=9627&tpg=0#p32862
service virtnetwork start
SIOCADDRT: Network is unreachable
Bringing up viifbr0 - OK
Waiting for 30 seconds...1...2...3...4...5...6...7...8...9...10...11...12...13...14...15...16...17...18...19...20...21...22...23...24...25...26...27...28...29...30
Unable to ping ... Restarting normal network
Stopping viifbr0 ... Restarting normal network
Shutting down interface eth0: [ OK ]
Shutting down interface venet0: Shutting down interface venet0:
[ OK ]
Shutting down loopback interface: [ OK ]
Bringing up loopback interface: [ OK ]
Bringing up interface eth0: Determining if ip address 144.76.79.118 is already in use for device eth0...
[ OK ]
Bringing up interface venet0: Bringing up interface venet0:
Configuring interface venet0:
net.ipv4.conf.venet0.send_redirects = 0
Configuring ipv6 venet0:
[ OK ]
]]> Fri, 30 Sep 2016 18:30:10 GMT https://www.softaculous.com/board/index.php?tid=9627&tpg=0#p32862