Cisco Cisco Firepower Management Center 4000

Select 

.

The Device Management page appears.

Next to the device where you want to add the switched interface, click the edit icon (

).

The Interfaces tab appears.

Click 

.

The Add Interface pop-up window appears.

Click 

 to display the switched interface options.

From the 

 drop-down list, select the physical interface that will receive the VLAN-tagged traffic.

In the 

 field, type a tag value that gets assigned to inbound and outbound traffic on this interface. 

The value can be any integer from 1 to 4094.

Optionally, from the 

 drop-down list, select an existing security zone or select 

 to add a 

new security zone.

Optionally, from the Virtual Switch drop-down list, select an existing virtual switch or select 

 to add 

a new virtual switch.

Note that if you add a new virtual switch, you must configure it on the Device Management page (

) after you set up the switched interface. See 

.

Select the 

 check box to allow the switched interface to handle traffic.

If you clear the check box, the interface becomes disabled and administratively taken down. If you 
disable a physical interface, you also disable all of the logical interfaces associated with it.

In the 

 field, type a maximum transmission unit (MTU), which designates the largest size packet 

allowed. 

The range within which you can set the MTU can vary depending on the FireSIGHT System device 
model and interface type. See 

 for more information.

Click 

.

The logical switched interface is added. Note that your changes do not take effect until you apply the 
device configuration; see 

 for more information.

Control

Series 3

When you delete a logical switched interface, you remove it from the physical interface where it resides, 
as well as the virtual switch and security zone it is associated with.

Admin/Network Admin

Select 

.

The Device Management page appears.