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Connecting to the Computer (Ethernet)
Repeat steps 3 and 4 to connect another telephone, modem, or FAX device to the other voice port.
Step 5
When connecting multiple telephones or fax devices to a telephone line, be sure the sum
Caution
of the RENs of all devices on any one line does not exceed the ratings given in
Appendix A, "Technical Specifications."
This equipment contains a ring signal generator (ringer), which is a source of hazardous
Warning
voltage. Do not touch the RJ-11 (phone) port wires (conductors), the conductors of a
cable connected to the RJ-11 port, or the associated circuit board when the ringer is
active. The ringer is activated by an incoming call.
Connecting to the Computer (Ethernet)
This section describes how to connect Cisco CVA122/CVA122E Cable Voice Adapter to a computer
using the Ethernet interface. If supported by the service provider, you can also connect an Ethernet hub
to the cable voice adapter, and then connect multiple computers to the Ethernet hub.
If you are not using the Ethernet interface, proceed to "Connecting to the Computer (USB)" section on
page 3-15.
If supported by your service provider, you can connect two separate computers using both
Note
the Ethernet and USB interfaces.
Obtain the required Ethernet cables:
Step 1
•
•
•
Step 2
Connect one end of the Ethernet cable to the cable voice adapter's Ethernet port at the rear of the unit.
Press the cable firmly into the receptacle. (See Figure 3-8.)
Cisco CVA122/CVA122E Hardware Installation Guide
3-14
Use a straight-through Ethernet cable (10Base T with RJ-45 connectors) to directly connect a
computer to the Cisco CVA122/CVA122E Cable Voice Adapter's Ethernet port (one cable is
supplied with the cable voice adapter).
Use a crossover Ethernet cable (10Base T with RJ-45 connectors) to connect the
Cisco CVA122/CVA122E Cable Voice Adapter to an Ethernet hub. (If your hub has an uplink port,
you might be able to use a straight-through cable to connect the hub to the
Cisco CVA122/CVA122E Cable Voice Adapter.)
Connect additional Ethernet devices to the hub using straight-through Ethernet cables.
Chapter 3
Installing the Cisco CVA122/CVA122E Cable Voice Adapter
OL-0799-02 (05/2001)
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Troubleshooting
