-'ccd err isipsecnet' => 'The given subnet address already used by an IPsec network.',
-'ccd err isovpnnet' => 'Subnet address already in use for OpenVPN Server.',
+'ccd err isipsecnet' => 'The given subnet address is already used by an IPsec network.',
+'ccd err isipsecrw' => 'The given subnet address is already used by the IPsec rw network.',
+'ccd err isovpnn2n' => 'The subnet address is already in use for an OpenVPN net-to-net connection.',
+'ccd err isovpnnet' => 'The subnet address is already in use for the OpenVPN server.',