Cisco Cisco Firepower Management Center 4000

Control

Series 3

The following procedure explains how to set up DHCPv6 relay on a virtual router.

You cannot run a DHCPv6 Relay chain through two or more virtual routers running on the same device.

Admin/Network Admin

Select 

.

The Device Management page appears.

Next to the device where you want to set up DHCP relay, click the edit icon (

).

The Interfaces tab for that device appears.

Click 

.

The Virtual Routers tab appears.

Next to the virtual router where you want to set up DHCP relay, click the edit icon (

).

The Edit Virtual Router pop-up window appears.

To set up DHCP relay for DHCPv6, select the 

 check box.

In the 

 field, select the check boxes next to one or more interfaces that have been assigned to 

the virtual router.

You cannot disable an interface from the Interfaces tab while it is configured for DHCPv6 Relay. You 
must first clear the DHCPv6 Relay interfaces check box and save the configuration.

Next to a selected interface, click the drop-down icon and select whether the interface relays DHCP 
requests 

, 

, or 

.

Note that you must include at least one downstream interface and one upstream interface. Selecting both 
means that the interface is both downstream and upstream.

In the 

 field, type the maximum number of hops from 1 to 255

Click 

.

Your changes are saved. Note that your changes do not take effect until you apply the device 
configuration; see 

.

Control

Series 3