Medion LIFE P89638 Mode D'emploi page 250

Worldwide access to your NAS server via a dynamic DNS service (DynDNS)
2. The name via which the NAS server can be accessed must be entered
into the router at home or, alternatively (if the router does not of-
fer this option), it can also be set up via the user interface on the NAS
server. However, the most technically reliable option is entering the
name directly into the router.
The example here shows the set up process on a Fritz!Box router:
If your router does not offer you the option of activating a DynDNS client,
then the DynDNS client can also be activated in the NAS server. This requires
the DynDNS client to be downloaded and installed in the package manager
section of the administration interface (as described in the manual in the
chapter "Data packages"):
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