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DDNS
DDNS: Dynamic Domain Name Server
DDNS is a service that maps Internet domain names to IP addresses. DDNS serves a similar
purpose to DNS: DDNS allows anyone hosting a Web or FTP server to advertise a public
name to prospective users.
Unlike DNS that only works with static IP addresses, DDNS works with dynamic IP addresses,
such as those assigned by an ISP or other DHCP server. DDNS is popular with home
networkers, who typically receive dynamic, frequently-changing IP addresses from their
service provider. To use DDNS, one simply signs up with a provider and installs network
software on their host to monitor its IP address.
The service of DDNS on the Internet including www.no-ip.com and www.DynDNS.org.
Please note that some of gateway or router may register to DDNS, thus end point device sit
behind the router or gateway may not need to set the DDNS information.
Active: DDNS(Enable) or (Disable)
DDNS Server: Current support only
http://dyndns.org. This is a free service.
Network: DDNS (Dynamic Domain Name Server Setting)
The IP address (for example 210.168.0.22) is like a telephone number, while the website
address is like a name in an address book. The DDNS allows the user to access the website
by entering the name of the website without memorizing a bunch of cold numbers.
When you apply for an Internet service, you will have at least one IP address from your ISP
that is either fixed or dynamic. Most of the ADSL service providers will give you a dynamic IP
for ADSL environments, which means your IP address will constantly change each time you
connect to the Internet. As a result, users from WAN environments will have much difficulty
finding the correct IP address. The DDNS (Dynamic DNS service) is created for exactly this
kind of moment. By updating your WAN IP address each time you connect to the Internet, the
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