If you are getting errors like
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[root@us network-scripts]# ifup venet0 Error: no device found for connection 'System venet0'. [root@us network-scripts]# ifup venet0:0 Error: no device found for connection 'System venet0:0'. |
On a centos7 and openvz machine, stop network manager.
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[root@us network-scripts]# service NetworkManager stop Redirecting to /bin/systemctl stop NetworkManager.service [root@us network-scripts]# chkconfig NetworkManager off Note: Forwarding request to 'systemctl disable NetworkManager.service'. rm '/etc/systemd/system/dbus-org.freedesktop.nm-dispatcher.service' rm '/etc/systemd/system/multi-user.target.wants/NetworkManager.service' rm '/etc/systemd/system/dbus-org.freedesktop.NetworkManager.service' [root@us network-scripts]# /etc/init.d/network restart Restarting network (via systemctl): [ OK ] |