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5505 - ASA Firewall Edition Bundle
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Cisco ASA 5505 Configuration Manual
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Getting started manual
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Administrator's manual
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Hardware installation manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
About this Guide
Document Conventions
Related Documentation
Enabling the Botnet Traffic Filter
Enabling Threat Detection
Configuring Cisco Unified Communications
Firewall Mode Overview
Stateful Inspection Overview
VPN Functional Overview
Security Context Overview
Getting Started
Chapter 2 Getting Started
Starting ASDM
Downloading the ASDM Launcher
Starting ASDM from the ASDM Launcher
Using ASDM in Demo Mode
Starting ASDM from a Web Browser
Factory Default Configurations
Restoring the Factory Default Configuration
ASA 5505 Default Configuration
ASA 5510 and Higher Default Configuration
Multiple ASDM Session Support
Getting Started with the Configuration
Using the Command Line Interface
Using the Command Line Interface Tool
Handling Command Errors
Using Interactive Commands
Avoiding Conflicts with Other Administrators
Showing Commands Ignored by ASDM on the Device
Using the Asdm User Interface
Chapter 3 Using the ASDM User Interface
Information about the ASDM User Interface
Navigating in the ASDM User Interface
Menus
File Menu
View Menu
Tools Menu
Wizards Menu
Window Menu
Help Menu
Menus
ASDM Assistant
Toolbar
Device List
Status Bar
Connection to Device
Common Buttons
Keyboard Shortcuts
Enabling Extended Screen Reader Support
Home Pane (Single Mode and Context)
Device Dashboard Tab
Device Information Pane
Interface Status Pane
VPN Sessions Pane
Failover Status Pane
Latest ASDM Syslog Messages Pane
System Resources Status Pane
Traffic Status Pane
Firewall Dashboard Tab
Top 10 Access Rules Pane
Top Usage Status Pane
Traffic Overview Pane
Top 200 Hosts Pane
Top Botnet Traffic Filter Hits Pane
Top Ten Protected Servers under SYN Attack Pane
Content Security Tab
Intrusion Prevention Tab
Home Pane (System)
Managing Feature Licenses
Chapter 4 Managing Feature Licenses
Supported Feature Licenses Per Model
Licenses Per Model
License Notes
VPN License and Feature Compatibility
Information about Feature Licenses
Preinstalled License
Permanent License
Time-Based Licenses
How the Time-Based License Timer Works
Time-Based License Activation Guidelines
How Permanent and Time-Based Licenses Combine
Stacking Time-Based Licenses
Time-Based License Expiration
Shared SSL VPN Licenses
Information about the Shared Licensing Server and Participants
Communication Issues between Participant and Server
Information about the Shared Licensing Backup Server
Failover and Shared Licenses
Failover Licenses
Failover License Requirements
How Failover Licenses Combine
Loss of Communication between Failover Units
Upgrading Failover Pairs
Licenses FAQ
Guidelines and Limitations
Obtaining an Activation Key
Viewing Your Current License
Activating or Deactivating Keys
Configuring a Shared License
Configuring the Shared Licensing Server
Configuring the Shared Licensing Participant and the Optional Backup Server
Monitoring the Shared License
Feature History for Licensing
Configuring the Transparent or Routed Firewall
Chapter 5 Configuring the Transparent or Routed Firewall
Configuring the Firewall Mode
Information about Routed Firewall Mode
Information about Transparent Firewall Mode
Configuring the Firewall Mode
Licensing Requirements for the Firewall Mode
Default Settings
Configuring the Firewall Mode
Guidelines and Limitations
Setting the Firewall Mode
Configuring ARP Inspection for the Transparent Firewall
Information about ARP Inspection
Licensing Requirements for ARP Inspection
Default Settings
Guidelines and Limitations
Configuring ARP Inspection
Adding a Static ARP Entry
Task Flow for Configuring ARP Inspection
Configuring ARP Inspection for the Transparent Firewall
Enabling ARP Inspection
Feature History for ARP Inspection
Customizing the MAC Address Table for the Transparent Firewall
Information about the MAC Address Table
Licensing Requirements for the MAC Address Table
Default Settings
Guidelines and Limitations
Configuring the MAC Address Table
Adding a Static MAC Address
Disabling MAC Address Learning
Feature History for the MAC Address Table
How Data Moves through the Security Appliance in Routed Firewall Mode
An Inside User Visits a Web Server
An Outside User Visits a Web Server on the DMZ
An Inside User Visits a Web Server on the DMZ
An Outside User Attempts to Access an Inside Host
A DMZ User Attempts to Access an Inside Host
How Data Moves through the Transparent Firewall
An Inside User Visits a Web Server
Figure
Host
An Inside User Visits a Web Server Using NAT
An Outside User Visits a Web Server on the Inside Network
An Outside User Attempts to Access an Inside Host
Management IP
Www.example.com
Setting up the Adaptive Security Appliance
Chapter 6 Configuring Multiple Context Mode
Information about Security Contexts
Common Uses for Security Contexts
Context Configuration Files
Admin Context Configuration
Context Configurations
System Configuration
How the Security Appliance Classifies Packets
Valid Classifier Criteria
Classification Examples
Cascading Security Contexts
Management Access to Security Contexts
System Administrator Access
Context Administrator Access
Information about Resource Management
Resource Limits
Default Class
Class Members
Information about MAC Addresses
Default MAC Address
Failover MAC Addresses
Interaction with Manual MAC Addresses
MAC Address Format
Guidelines and Limitations
Licensing Requirements for Multiple Context Mode
Configuring Multiple Contexts
Enabling or Disabling Multiple Context Mode
Enabling Multiple Context Mode
Restoring Single Context Mode
Configuring a Class for Resource Management
Configuring a Security Context
Automatically Assigning MAC Addresses to Context Interfaces
Monitoring Security Contexts
Monitoring Context Resource Usage
Viewing Assigned MAC Addresses
Viewing MAC Addresses in the System Configuration
Viewing MAC Addresses Within a Context
Feature History for Multiple Context Mode
Using the Startup Wizard
CHAPTER 7 Using the Startup Wizard
Information about the Startup Wizard
Licensing Requirements for the Startup Wizard
Guidelines and Limitations
Prerequisites for the Startup Wizard
Startup Wizard Screens for ASA 5500 Series Adaptive Security Appliances
Startup Wizard Screens for the ASA 5505 Adaptive Security Appliance
Step 1 - Starting Point or Welcome
Step 2 - Basic Configuration
Step 3 - Time Zone and Clock Configuration
Step 4 - Auto Update Server
Step 5 - Management IP Address Configuration
Step 6 - Interface Selection
Step 7 - Switch Port Allocation
Step 8 - Interface IP Address Configuration
Step 9 - Internet Interface Configuration - Pppoe
Step 10 - Business Interface Configuration - Pppoe
Step 11 - Home Interface Configuration - Pppoe
Step 12 - General Interface Configuration
Step 13 - Static Routes
Adding or Editing Static Routes
Step 14 - DHCP Server
Step 15 - Address Translation (NAT/PAT)
Step 16 - Administrative Access
Adding or Editing Administrative Access Entry
Step 17 - Easy VPN Remote Configuration
Step 18 - Startup Wizard Summary
Other Interfaces Configuration
Editing Interfaces
Configuring Ipv6 Neighbor Discovery
Configuring Neighbor Solicitation Messages
Configuring the Neighbor Reachable Time
Configuring the Neighbor Solicitation Message Interval
Configuring DAD Settings
Configuring Ipv6 Addresses on an Interface
Configuring Ipv6 Prefixes on an Interface
Configuring Ipv6 Static Neighbors
Interface Configuration
Feature History for the Startup Wizard
Configuring Interfaces
Arp Table
Configuring Basic Settings
Setting the Date and Time
Configuring Dhcp
Configuring a Dhcp Server
Configuring Dynamic Dns
Displaying the Routing Table
Configuring a Static Route
Deleting Static Routes
Configuring Router Advertisement Messages
Configuring the Router Advertisement Transmission Interval
Configuring the Router Lifetime Value
Suppressing Router Advertisement Messages
Dynamic Nat
Default Configuration
Aaa Overview
Authentication Methods
Installing a Certificate
Software Updates
Wizard Setup
Stateful Failover
Interface Monitoring
User Authentication
Configuring Split Tunneling
Configuring Port Forwarding