D-Link DFL-1600 User Manual
The following options can be configured for a DHCP server:
General Parameters
Name
A symbolic name for the server. Used as an interface reference but also
used as a reference in log messages.
used as a reference in log messages.
Interface Filter
The source interface on which NetDefendOS will listen for DHCP
requests. This can be a single interface or a group of interfaces.
requests. This can be a single interface or a group of interfaces.
IP Address Pool
An IP range, group or network that the DHCP server will use as an IP
address pool for handing out DHCP leases.
address pool for handing out DHCP leases.
Netmask
The netmask which will be sent to DHCP clients.
Optional Parameters
Default GW
This specifies what IP should be sent to the client for use as
the default gateway (the router to which the client connects).
the default gateway (the router to which the client connects).
Domain
The domain name used for DNS resolution. For example,
domain.com.
domain.com.
Lease Time
The time, in seconds, that a DHCP lease is provided. After
this time the DHCP client must renew the lease.
this time the DHCP client must renew the lease.
Primary/Secondary DNS
The IP of the primary and secondary DNS servers.
Primary/Secondary NBNS/WINS
IP of the Windows Internet Name Service (WINS) servers that
are used in Microsoft environments which uses the NetBIOS
Name Servers (NBNS) to assign IP addresses to NetBIOS
names.
are used in Microsoft environments which uses the NetBIOS
Name Servers (NBNS) to assign IP addresses to NetBIOS
names.
Next Server
Specifies the IP address of the next server in the boot process.
This is usually a TFTP server.
This is usually a TFTP server.
DHCP Server Advanced Settings
There are two advanced settings which apply to all DHCP servers:
•
Auto Save Policy
The policy for saving the lease database to disk. The options are:
1.
Never - Never save the database.
2.
ReconfShut - Save the database on a reconfigure or a shutdown.
3.
ReconfShutTimer - Save the database on a reconfigure or a shutdown and also
periodically. The amount of time between periodic saves is specified by the next parameter,
Lease Store Interval.
periodically. The amount of time between periodic saves is specified by the next parameter,
Lease Store Interval.
•
Lease Store Interval
The number of seconds between auto saving the lease database to disk. The default value is
86400 seconds.
86400 seconds.
Example 5.1. Setting up a DHCP server
5.2. DHCP Servers
Chapter 5. DHCP Services
230