DNS: DNS server is generally provided by local ISP. Herein please enter the IP address of your DNS.
5.5.3.2: PPPOE:
When selecting PPPoE form the Enable, user can input user name and password provided by
ISP and set Media and Web port (details please refer to the Picture 5-24). You can visit your DVR via public
network without port forwarding when network type is
set to “PPPoE” and web port is right.
Picture 5-24
5.5.3.3: DDNS:
DDNS (Dynamic DNS) is a service that register a domain name and the floating IP address with
the DDNS server so that the domain name can be routed to the IP address even if the IP address is changed in
a dynamic IP system.( Picture 5-25)
Picture 5-25
to setup the DVR to be accessed through a DDNS service. When you
click on the DDNS button it brings up the window displayed as Picture 5-7. You can access the DVR through a
static or dynamic IP address; however a dynamic address can change from time to time. How often depends on
your service provider When it changes you need to go to a website such as www.myipaddress.com from a
computer attached to the same router as the DVR to find out what the new IP address is.
[DDNS Type]:
select a Dynamic domain name server provided by ISP;
[Domain Name]:
Input host name registered from Dynamic Domain Naming System, for example:
DVR2009.3322.org;
[User Name]:
Input a user name registered before applying for a domain name;
[Password]:
Input a password you set when registering a user name.
5.5.3.4: Router Mapping:
Port forwarding is required when you want to access the DVR connected to the router
from outside of the router’s network.
Summary of Contents for 4CH
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