NETGEAR ProSafe Quad WAN FR538G, Справочное руководство, Страница: 45 / 194

ProSafe Quad WAN Gigabit Firewall FR538G Reference Manual
Connecting the FR538G 2-17
v1.0, November 2007
Configuring Dynamic DNS (If Needed)
Dynamic DNS (DDNS) is an Internet service that allows routers with varying public IP addresses
to be located using Internet domain names. To use DDNS, you must setup an account with a
DDNS provider such as DynDNS.org, TZO.com or Iego.net. (Links to DynDNS, TZO and Iego
are provided for your convenience on the
Dynamic DNS Configuration screen.) The quad WAN
gigabit firewall firmware includes software that notifies dynamic DNS servers of changes in the
WAN IP address, so that the services running on this network can be accessed by others on the
Internet.
If your network has a permanently assigned IP address, you can register a domain name and have
that name linked with your IP address by public Domain Name Servers (DNS). However, if your
Internet account uses a dynamically assigned IP address, you will not know in advance what your
Figure 2-7