McAfee SG310 Administration Manual page 128

Network Setup menu options
DHCP Server
This page consists of three main panes:
• Address List pane
• Add/Remove Dynamic IP Addresses pane
• Add Reserved IP Addresses pane
Address List pane
Use this pane to view the status of the IP addresses the DHCP server is configured to distribute.
shows the Address List pane of the DCHP Addresses page.
Figure 131 DHCP Addresses—Address List pane
The Interface and Subnet for the configuration are displayed. For each IP Address that the DHCP server
is managing, the Status, Hostname, and MAC Address are displayed in the Address List pane. The
Status column displays one of three states:
• Reserved — An address is reserved for the particular host defined by hostname and MAC address.
• Free — An address is available to be handed out to any DHCP client host.
• Taken — An address has been issued to a host.
Click Refresh to obtain the most current information. Click the delete icon to delete an IP address. If an
address is taken by a client, a delete icon appears in the Free column so that you can free up an address in
use.
Freeing a taken IP address
Use this procedure to free a leased IP address. A leased address has Taken displayed in its Status column.
This causes the lease to expire immediately, leaving the address available for the next host that requests IP
configuration.
Note: A reserved address cannot be freed at this time. It must be deleted and added again.
From the Network Setup menu, click DHCP Server. The status page appears.
1
Click the edit icon for the Interface you want to edit. The DHCP Addresses page appears for the Interface.
2
In the Address List pane, click the free address
3
release for use.
Add/Remove Dynamic IP Addresses pane
Use this pane to manually add or remove a dynamic IP address or address range.
Add/Remove Dynamic IP Addresses pane of the DCHP Addresses page:
128 McAfee UTM Firewall 4.0.4 Administration Guide
icon in the Free column for the address you want to
Figure 131
Figure 132 shows the