User manual

Linux DVR System
10.2. Setup of DHCP (Method of IP Address Setup)
When DHCP is used, the system, not the user, automatically setup IP, Net Mask,
Gateway, etc. If DHCP is not used, the user can personally setup IP, Net Mask,
Gateway, etc. Method of interface is set for LAN method.
 Protocol : Like the language used by human, such language exist in computer
communication. Protocol is a promise of language for the communication
among computers..
 IP(Internet Protocol) : This is like ID identifiable each other by computers in the
network. This IP must be unique one in the internet.
 Net Mask : Used to identify which part of IP address is network address, and
which part is host address.
 Gateway : One of the gateway to go to internet from local network to
which his computer belongs. All computers connected with internet have
gateway, and connection is made through gateway. When we intend to use
internet (to be connected to WAN from LAN), the help of Router is necessary.
That’s why, generally IP address of Router is gateway address of PC.
 DHCP : The method that the system, not user, automatically setup IP, Net
Mask, Gateway, etc.
① When cursor is moved by ‘Use of DHCP’, yellow light is lit. For the movement of
cursor, ▲/▼button among Direction Movement buttons is used.
② When pressing ▶button among Direction Movement buttons, yellow light is lit
on the rim of setup window which shows present setup value on the right side of
concerned menu, and cursor appears.
③ Selection of ‘Use’ and ‘Not use’ DHCP can be done when using ▲/▼button. If
DHCP is used, setup of IP, Net Mask, Gateway is automatically done by system.
If DHCP is not used, the user can personally setup IP, Net Mask, Gateway. When
pressing ENTER button, setup value of whether or not to use DHCP can be
stored.
use
Do not use
Do not use
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