Howto: enable TUN module on a VPS

TUN module is required to configure VPN tunneling and to configure VPN on a VPS, you need to enable the module from the Hardware node. Login to your Host server and execute the following command:

First check if the TUN module is enabled on the hardware node:

lsmod | grep tun

If not, load the module using modprobe:

modprobe tun

Now, enable the TUN module on a VPS:

vzctl set VEID  devices c:10:200:rw  save
vzctl exec VEID mkdir -p /dev/net
vzctl exec VEID mknod /dev/net/tun c 10 200
vzctl exec VEID chmod 600 /dev/net/tun

where, VEID is the VPS ID you want to enable the TUN module on.