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Contents

Introduction

Prerequisites

Requirements

Components Used

Network Diagrams

Configure

Step 1. Modify Interface IP configuration on ASA

Step 2. Modify DHCP pool settings on both inside and wifi interfaces

Step 3. Specify DNS server to pass to inside and WiFI DHCP clients

Step 4. Modify HTTP access configuration on the ASA for Adaptive Security Device Manager
(ASDM) access:

Step 5. Modify Interface IP for Access Point Management in WLAN console (interface BVI1):

Step 6. Modify default-gateway on WAP

Step 7. Modify the FirePOWER Module Management IP Address (Optional)

If the ASA Management1/1 interface is connected to an inside switch:

If the ASA is NOT connected to an inside switch:

Step 8. Connect to AP GUI to enable radios and set other WAP configuration

WAP CLI Configuration for a single wireless VLAN using modified IP ranges

Configurations

ASA Configuration

Aironet WAP Configuration (without the example SSID config)

FirePOWER Module Configuration (with inside switch)

FirePOWER Module Configuration (without inside switch)

Verify

Configure DHCP with Multiple Wireless VLANs

Step 1. Remove Existing DHCP configuration on Gig1/9

Step 2. Create Subinterfaces for Each VLAN on Gig1/9

Step 3. Designate a DHCP pool for each VLAN

Step 4. Configure the Access Point SSIDs, save the config, and reset the module

Troubleshoot

Introduction

This document describes how to perform initial installation and configuration of a Cisco Adaptive
Security Appliance (ASA) 5506W-X device when the default IP addressing scheme needs to be
modified to fit into an existing network or if multiple wireless VLANs are required.  There are
several configuration changes that are required when modifying the default IP addresses in order
to access the wireless access point (WAP) as well as ensure that other services (such as DHCP)
continue to function as expected.  In addition, this document provides some CLI configuration
examples for the integrated Wireless Access Point (WAP) to make it easier to complete initial
configuration of the WAP.  This document is intended to supplement the existing Cisco ASA 5506-
X Quick Start guide available on the 

Cisco website

.

Содержание ASA 5506W-X

Страница 1: ...ide switch FirePOWER Module Configuration without inside switch Verify Configure DHCP with Multiple Wireless VLANs Step 1 Remove Existing DHCP configuration on Gig1 9 Step 2 Create Subinterfaces for Each VLAN on Gig1 9 Step 3 Designate a DHCP pool for each VLAN Step 4 Configure the Access Point SSIDs save the config and reset the module Troubleshoot Introduction This document describes how to perf...

Страница 2: ... Adapter DB 9 to RJ 45 Components Used The information in this document is based on these software and hardware versions Cisco ASA 5506W X device Client machine with a terminal emulation program such as Putty SecureCRT etc Console Cable and Serial PC Terminal Adapter DB 9 to RJ 45 ASA FirePOWER Module Integrated Cisco Aironet 702i wireless access point Built in WAP The information in this document...

Страница 3: ...s warning when you change the above interface IP addresses This is expected Interface address is not on same subnet as DHCP pool WARNING DHCPD bindings cleared on interface inside address pool removed Step 2 Modify DHCP pool settings on both inside and wifi interfaces This step is required if the ASA is to be used as the DHCP server in the environment If another DHCP server is used to assign IP ad...

Страница 4: ...evice Manager ASDM access Since the IP addressing has been changed HTTP access to the ASA also needs to be modified so that clients on the inside and WiFI networks can access ASDM to manage the ASA asa config no http 192 168 1 0 255 255 255 0 inside asa config no http 192 168 10 0 255 255 255 0 wifi asa config http 0 0 0 0 0 0 0 0 inside asa config http 0 0 0 0 0 0 0 0 wifi Note This configuration...

Страница 5: ...n with module sfr Connected to module sfr Escape character sequence is CTRL X Cisco ASA5506W v5 4 1 build 211 Sourcefire3D login admin Password Sourcefire Output Truncated you will see a large EULA Please enter YES or press ENTER to AGREE to the EULA YES System initialization in progress Please stand by You must change the password for admin to continue Enter new password Confirm new password You ...

Страница 6: ...d to module sfr Escape character sequence is CTRL X Cisco ASA5506W v5 4 1 build 211 Sourcefire3D login admin Password Sourcefire Output Truncated you will see a large EULA Please enter YES or press ENTER to AGREE to the EULA YES System initialization in progress Please stand by You must change the password for admin to continue Enter new password Confirm new password You must configure the network...

Страница 7: ...r you can apply the example configuration and connect to the SSID of the WAP If you do not use the CLI below you need to plug in the ethernet cable from your client to the Gigabit1 2 interface on the ASA If you prefer to use the CLI to configure the WAP you can session into it from the ASA and use this example configuration This creates an open SSID with the name of 5506W and 5506W_5Ghz so that yo...

Страница 8: ...nly apply if you do NOT have an inside switch asa sh run interface gigabitEthernet 1 2 interface GigabitEthernet1 2 nameif inside security level 100 ip address 10 0 0 1 255 255 255 0 asa sh run interface gigabitEthernet 1 3 interface GigabitEthernet1 3 nameif sfr security level 100 ip address 10 2 0 1 255 255 255 0 asa sh run interface gigabitEthernet 1 9 interface GigabitEthernet1 9 nameif wifi s...

Страница 9: ...e Opening console session with module sfr Connected to module sfr Escape character sequence is CTRL X show network System Information Hostname Cisco_SFR Domains example net DNS Servers 10 0 0 250 Management port 8305 IPv4 Default route Gateway 10 0 0 1 eth0 State Enabled Channels Management Events Mode MDI MDIX Auto MDIX MTU 1500 MAC Address B0 AA 77 7C 84 10 IPv4 Configuration Manual Address 10 0...

Страница 10: ... 1 0 254 and verify that the AP GUI is now accessible 2 Ping the SFR management interface from the inside client and the ASA to verify proper connectivity 3 Configure DHCP with Multiple Wireless VLANs The configuration assumes that you use a single wireless VLAN The Bridge Virtual Interface BVI on the Wireless AP can provide a bridge for Multiple VLANs Because of the syntax for DHCP on the ASA if ...

Страница 11: ... 30 0 1 255 255 255 0 Step 3 Designate a DHCP pool for each VLAN Create a separate DHCP pool for each VLAN being configured The syntax for this command requires that you list the nameif out of which the ASA will serve the pool in question A seen in this example which uses VLANs 5 and 30 ciscoasa config dhcpd address 10 5 0 2 10 5 0 254 vlan5 ciscoasa config dhcpd address 10 30 0 2 10 30 0 254 vlan...

Страница 12: ...d interface Dot11Radio1 5 encapsulation dot1Q 5 bridge group 5 bridge group 5 subscriber loop control bridge group 5 spanning disabled bridge group 5 block unknown source no bridge group 5 source learning no bridge group 5 unicast flooding interface Dot11Radio1 30 encapsulation dot1Q 30 bridge group 30 bridge group 30 subscriber loop control bridge group 30 spanning disabled bridge group 30 block ...

Страница 13: ...log to flash event log Note You do NOT need to reload the entire ASA device You must only reload the built in access point Once the AP finishes reloading then you must have connectivity to the AP GUI from a client machine on the wifi or inside networks It generally takes about two minutes for the AP to completely reboot From this point on you can apply the normal steps to complete the configuratio...

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