Rj45 Vs. Rj11 - Efficient Networks SpeedStream 5600 Series Installation Manual

Plug cable
into DSL
wall jack

RJ45 vs. RJ11

At first glance, it may be difficult to tell the RJ11 cable from the RJ45
cables. If you set the connectors of each side-by-side, you can see that the
RJ45 connector is wider than the RJ11.
10 Installation Instructions
RJ11 or RJ45
(phone)
Cable
Router
Figure 2
5600 Router connected directly to a PC
RJ45 Ethernet
Connector
Figure 3
Power
Gray RJ45
Ethernet Cable
RJ11 DSL
Connector
RJ45
RJ11
The RJ45 connector
is wider than the RJ11
RJ45 and RJ11 Comparison
Computer
RJ11 DSL
Connector
Efficient Networks