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User Guide for Cisco Security Manager 4.4
OL-28826-01
Chapter 51 Configuring Server Access Settings on Firewall Devices
DHCP Relay Page
Note You cannot enable a DHCP relay agent on an interface where a DHCP relay server is configured.
The DHCP relay agent works only with external DHCP servers; it will not forward DHCP requests to a
security appliance interface configured as a DHCP server.
The Add DHCP Relay Agent Configuration dialog box and the Edit DHCP Relay Agent Configuration
dialog box are virtually identical; the following descriptions apply to both.
Navigation Path
You can access the Add and Edit DHCP Relay Agent Configuration dialog boxes from the DHCP Relay
Page, page 51-5.
Related Topics
• Add and Edit DHCP Relay Server Configuration Dialog Boxes, page 51-6
Field Reference
Add and Edit DHCP Relay Server Configuration Dialog Boxes
Use the Add DHCP Relay Server Configuration dialog box to define a new DHCP relay server; use the
Edit DHCP Relay Server Configuration dialog box to update existing server information. You can define
up to four DHCP relay servers.
Note The Add DHCP Relay Server Configuration dialog box and the Edit DHCP Relay Server Configuration
dialog box are virtually identical; the following descriptions apply to both.
Navigation Path
You can access the Add and Edit DHCP Relay Server Configuration dialog boxes from the DHCP Relay
Page, page 51-5.
Related Topics
• Add and Edit DHCP Relay Agent Configuration Dialog Boxes, page 51-5
Table 51-4 Add and Edit DHCP Relay Agent Configuration Dialog Boxes
Element Description
Interface Enter or Select the name of the interface on which you want to
configure a DHCP relay agent.
Enable DHCP Relay When checked, the DHCP relay is enabled on the specified interface.
Set Route Check this box to configure the DHCP relay agent to modify the default
router address in the information returned from the DHCP server. When
this option is selected, the DHCP relay agent substitutes the address of
the selected interface for the default router address in the information
returned from the DHCP server.