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DHCP
Select "DHCP" for the DVR to automatically negotiate an IP address from the router.
PORT:
This is the out-bound port for video transmission.
WEB PORT:
This is the in-bound contact port for HTTP.
DDNS
Select "Open" if you are using DDNS or "Close" if you are not using DDNS service with your DVR.
SERVICE:
The DVR supports 3 DDNS services; 3322, dyndns, and perfecteyes.
HOST NAME
: Input the host name you created when you opened your DDNS account.
USERNAME:
Input the user name you created when you opened your DDNS account.
PASSWORD:
Input the password you created when you opened your DDNS account.
Click "Apply" then "Exit" then reboot your DVR for changes to take effect.