Installation Preparations - Cisco DPC3941 User Manual

Chapter 2 Installing the DOCSIS Wireless Residential Voice Gateway

Installation Preparations

Before installing the residential gateway, make sure that your system meets or
exceeds the requirements listed in this section. Also, make sure that you have
prepared your home and home devices as described in this section.
What Are the System Requirements for Internet Service?
To ensure that your residential gateway operates efficiently for high-speed Internet
service, you must have an Internet-capable PC, Mac, or Internet appliance equipped
with an Ethernet port.
Note: You will also need an active cable input line and an Internet connection.
Minimum Hardware Requirements for a PC
A PC with a Pentium MMX 133 or greater processor recommended

32 MB of RAM

Ethernet port

Minimum Hardware Requirements for a Macintosh
32 MB of RAM

Ethernet port

Minimum Software Requirements for an Ethernet Connection
Operating system with web browser, TCP/IP protocol

What Are the Requirements for Telephone Service?
If you intend to use the residential gateway for digital telephone service, verify that
your home meets or exceeds all of the following requirements.
Maximum Number of Telephones
The RJ-11 telephone-style connectors on the residential gateway can each provide
telephone service to multiple telephones, fax machines, and analog modems.
The maximum number of telephone devices connected to each RJ-11 port is limited
by the total Ringing Load of the telephone devices that are connected. Many
telephone devices are marked with a Ringer Equivalent Number (REN). Each
telephone port on the residential gateway can support up to a 5 REN load.
The sum of the REN load on all of the telephone devices attached to each port must
not exceed 5 REN.
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