Billion BiPAC 4700AZ User Manual page 62

Physical Ports: To determine which port(s) is/are subject to the DHCP address assignment by
DHCPv4 server.
DNS Relay Select Automatically obtained or Manually set (if selected. Please set the exactly
information).
Primary DNS Server: Enter the IP addresses of the DNS servers. The DNS servers are passed to the
DHCP clients along with the IP address and the subnet mask.
Secondary DNS Server: Enter the IP addresses of the DNS servers. The DNS servers are passed to
the DHCP clients along with the IP address and the subnet mask.
Fixed Host
In this field, users can map the specific IP (must in the DHCP IP pool) for some specific MAC, and this
information can be listed in the following table.
IP Address: Enter the specific IP. For example: 192.168.1.110.
MAC Address: Enter the responding MAC. For example: 00:0A:F7:45:6D:ED
When added, you can see the ones listed as showed below:
IPv6 parameters
The IPv6 address composes of two parts, thus, the prefix and the interface ID.
Interface Address / Prefix Length: Enter a static LAN IPv6 address. If you are not sure what to do
with this field, please leave it empty as if contains false information it could result in LAN devices not
being able to access other IPv6 device. Router will take the same WAN's prefix to LAN side if the field
is empty.
DHCPv6 Server
There are two methods to dynamically configure IPv6 address on hosts, Stateless and Stateful.
Stateless auto-configuration requires no manual configuration of hosts, minimal (if any)
configuration of routers, and no additional servers. The stateless mechanism allows a host to generate
its own addresses using a combination of locally available information (MAC address) and information
(prefix) advertised by routers. Routers advertise prefixes that identify the subnet(s) associated with a
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