There are several ways to interact with an Ethernet Disk. This is the method to do so via AFP.
AFP, or Apple Filing Protocol, is the method used by Apple Inc to connect Macintosh computers. Our Ethernet disks run a server that supports this connection, so they can communicate with nearly all Mac OS versions.
Click GO in the Finder Menu bar, then choose "Connect to Server" Type in afp:// followed by the IP address. Click "Connect" to proceed.
A prompt will appear requesting a user name and password. Enter the information for a user on the drive, and any shares on the device will be accessible.