To enable remote management tick the enable box and save changes.
This will enable any computer on the internet to access your modem.
If you only want a specific computer on the internet to access your modem then
type in the wan ip address of that computer in the field marked 'Host Address'
if this is left as 0.0.0.0 then any computer can access your modem.
It is strongly advised that you change the login password for your modem,
as the default password for all modems is admin.
To remotely manage this device, the remote user should type into their browser.
http://<Device WAN IP address>: