'openvpn prefix local subnet' => 'Using the prefix notation is not supported for the local subnet. Please enter a subnet mask like 255.255.255.0.',
'openvpn prefix openvpn subnet' => 'Using the prefix notation is not supported for the OpenVPN subnet. Please enter a subnet mask like 255.255.255.0.',
'openvpn prefix remote subnet' => 'Using the prefix notation is not supported for the remote subnet. Please enter a subnet mask like 255.255.255.0.',
'openvpn prefix local subnet' => 'Using the prefix notation is not supported for the local subnet. Please enter a subnet mask like 255.255.255.0.',
'openvpn prefix openvpn subnet' => 'Using the prefix notation is not supported for the OpenVPN subnet. Please enter a subnet mask like 255.255.255.0.',
'openvpn prefix remote subnet' => 'Using the prefix notation is not supported for the remote subnet. Please enter a subnet mask like 255.255.255.0.',