38AXIS 216FD/FD-V - System OptionsDomain name - enter the domain(s) to search for the host name used by the AXIS216FD/FD-V. Multiple domains can be separated by semicolons (;). The host name isalways the first part of a Fully Qualified Domain Name, e.g. myserver is the host name inthe Fully Qualified Domain Name myserver.mycompany.com where mycompany.com isthe Domain name.DNS servers - enter the IP addresses of the primary and secondary DNS servers.NTP ConfigurationObtain NTP server address via DHCP - check this radio button to automatically look upand use the NTP server settings as provided by DHCP. Click the View button to see thecurrent settings.Use the following NTP server address - to make manual settings, check this radio buttonand enter the host name or IP address of the NTP server.Host Name ConfigurationThe AXIS 216FD/FD-V can be accessed using a host name, instead of an IP address. Thehost name is usually the same as the assigned DNS Name.For more information, please see the Security help.Link-Local AddressThis is enabled by default and assigns the AXIS 216FD/FD-V an additional IP address foruse with UPnP™. The camera can have both a Link-Local IP and a static/DHCP-supplied IPaddress at the same time - these will not affect each other.HTTPThe default HTTP port number (80) can be changed to any port within the range1024-65535. This is useful for e.g. simple security port mapping.NAT traversal (port mapping)A broadband router allows devices on a private network (LAN) to share a single connectionto the Internet. This is done by forwarding network traffic from the private network to the“outside” i.e. the Internet. Security on the private network (LAN) is increased since mostbroadband routers are pre-configured to stop any attempts to access the private network(LAN) from the public network/Internet.