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• Cisco CVA122/122E Cable Voice Adapter and power supply unit
• (Optional) Uninterruptible Power Supply (UPS) for the Cisco CVA122/122E Cable Voice Adapter
• If using Ethernet connectivity:
Straight-through Ethernet cable (included with some packaging options for the
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Cisco CVA122/122E Cable Voice Adapter)
Computer with an Ethernet network adapter, and TCP/IP protocols installed and configured
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so an IP address is assigned automatically by a DHCP server
Windows 95, Windows 98, Windows 98 Second Edition, Windows NT, Windows 2000,
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Windows Millennium
Note The service provider might support other types of PCs and CPE devices for network
connectivity. At the minimum, these CPE devices must meet the following requirements:
10Base T Ethernet connectivity, TCP/IP networking software, and the ability to obtain an
IP address using the DHCP protocol.
• If using USB connectivity:
Cisco USB driver software CD (included with the Cisco CVA122/122E Cable Voice Adapter)
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Host-to-device USB cable (type "A" to type "B" connectors, not included)
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Computer equipped with a USB port
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Windows 98, Windows 98 Second Edition, Windows 2000, Windows Millennium
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• Cable TV (CATV) outlet and coaxial cable
• Coaxial cable splitter (not included; required only if using the same coaxial cable for both the TV
and the Cisco CVA122/122E Cable Voice Adapter)
• (Optional) If connecting analog telephone, modem, or fax devices:
Ensure that all telephone, modem, or fax devices are analog devices that use a tone dial set.
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A maximum of 2 single-line or 1 dual-line telephone, modem, or fax devices using RJ-11
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connectors.
Telephone cables (four-wire cable with RJ-11 connectors, not included) for connecting
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telephone, modem, and fax devices to the Cisco CVA122/122E Cable Voice Adapter.
If connecting multiple telephones, modems, or fax devices to a telephone line, be sure that the
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sum of the Ringer Equivalence Number (REN) of all devices on any one voice port does not
exceed five. The REN value is a measure of the AC load that the device places on a voice line
and is typically listed on each device. If too many devices are connected on the same line, the
telephones might not ring properly, and you might have difficulty completing telephone calls.
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