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JPEG2000 DVR User Guide
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7-1 Network Introduction
You need to identify what kind of internet access you have before setting up your DVR’s network parameters.
DSL and cable modem are the most popular broadband technologies.
ADSL- Asymmetric Digital Subscriber Line
ADSL is known as DSL technology. Transmitting digital data over the wires of a local telephone network.
Typically, the download speed of DSL ranges from 128 kilobits per second (kbit/s) to 24,000 kbit/s depending on
DSL the technology and service level implemented. Upload speed is lower than download speed. ADSL is the
most popular broadband technology, followed by Cable Modem.
Cable Modem (or Cable)
Cable Modem, Cable Internet Access, or simply Cable is to deliver the internet over a coaxial cable line which can
be the same as the cable of your Cable TV. The bandwidth of Cable ranges from 3 Mb to 15 Mb or more. The
upload bandwidth usually ranges from 384kb to 2Mb, or more.
7-2 Network installation and setup
7-2-1 Via Cable
Connect the Network cable of Cable Modem output to DVR
Enter [SYSTEM MENU]
[EXTERNAL DEVICE]
[TP/IP SETUP]
[DHCP SETUP]
[DHCP MODE].
Place the cursor at DHCP MODE and press ENTER to switch the DHCP MODE to [AUTOMATIC]. Then,
move the cursor over [DETECT IP] and press ENTER to detect IP. DVR will automatically get the IP ADDRESS,
SUBNET MASK, and GATEWAY from the Cable Modem and show the IP information on the DVR.
Press MENU and go back to the previous setup page, [TP/IP SETUP]. Go to [IP CONFIG SETUP] to set up the port number.
You can either use the default port number or assign a new one.
CHAP.7 Network and client software