TW-H6W1IR ISDN Remote Router
??If uplinking more than two hubs together, observe the 5-4-3 rule: no signal, in order to go from one end node to another, must ever pass through more than five twisted-pair cables, four repeaters (that is, hubs), and three uplink cables. This is the maximum signal path in twisted-pair Ethernet. Also be sure never to allow a signal loop to form.
Note that you can connect an end node through the Uplink jack, but to do so you must use a cross-wired cable or cable converter.
Step 6 - Powering Up Devices for Initial Configuration
Plug in the included 18V DC, 750 mA power adapter into the power jack on the router’s rear panel.
