Cisco ASA Series Cli Configuration Manual page 102

Using the MSFC as a Directly Connected Router
For transparent firewalls in multiple context mode, you need to use multiple SVIs because each context
requires a unique VLAN on its outside interface (see
SVIs in routed mode so that you do not have to share a single VLAN for the outside interface.
Figure 1-3
Admin
Context
Configuring SVIs
To add an SVI to the MSFC, perform the following steps.
Detailed Steps
Command
Step 1
(Optional)
firewall multiple-vlan-interfaces
Example:
Router(config)# firewall multiple-vlan-interfaces
Step 2
interface vlan vlan_number
Example:
Router(config)# interface vlan 55
Cisco ASA Series ASDM Configuration Guide
1-8
Multiple SVIs in Multiple Context Mode
VLAN 151
VLAN 150
Context A
VLAN 201 VLAN 202
Admin Inside
Network Customer A
Chapter 1 Configuring the Switch for Use with the ASA Services Module
Figure 1-3). You might also choose to use multiple
Internet
VLAN 100
VLAN 152
VLAN 153
Context B Context C
VLAN 203
Inside
Customer B
Purpose
Allows you to add more than one SVI to the ASASM.
Adds a VLAN interface to the MSFC.
VLAN 204
Inside
Customer C