User manual

32
o Alternate DNS Server: The substitute DNS server that is used by this Zone.
o Domain Name: Enter the domain name for this zone.
o WINS Server: The IP address of the WINS (Windows Internet Naming Service) server
if WINS server is applicable to this zone.
o Lease Time: This is the time period that the IP addresses issued from the DHCP server
are valid and available.
o Reserved IP Address List: Each zone can reserve up to 40 IP addresses from
Pre-defined DHCP range to prevent the system from issuing these IP addresses to
downstream clients. The administrator can reserve a specific IP address for a special
device with certain MAC address.