Cisco ASA 5540

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Cisco ASA 5500 Series Configuration Guide using ASDM
OL-20339-01
CONTENTS
About This Guide lix
Document Objectives lix
Audience lix
Related Documentation lx
Document Conventions lx
Obtaining Documentation, Obtaining Support, and Security Guidelines lx
PART 1 Getting Started and General Information
CHAPTER 1 Introduction to the Cisco ASA 5500 Series Adaptive Security Appliance 1-1
ASDM Client Operating System and Browser Requirements 1-1
ASA 5500 Model Support 1-2
Module Support 1-2
VPN Specifications 1-3
New Features 1-3
New Features in Version 6.3(2)/8.3(2) 1-3
New Features in Version 6.3(1)/8.3(1) 1-6
Unsupported Commands 1-13
Ignored and View-Only Commands 1-13
Effects of Unsupported Commands 1-14
Discontinuous Subnet Masks Not Supported 1-14
Interactive User Commands Not Supported by the ASDM CLI Tool 1-14
Firewall Functional Overview 1-15
Security Policy Overview 1-15
Permitting or Denying Traffic with Access Rules 1-16
Applying NAT 1-16
Protecting from IP Fragments 1-16
Using AAA for Through Traffic 1-16
Applying HTTP, HTTPS, or FTP Filtering 1-16
Applying Application Inspection 1-16
Sending Traffic to the Advanced Inspection and Prevention Security Services Module 1-16
Sending Traffic to the Content Security and Control Security Services Module 1-17
Applying QoS Policies 1-17
Applying Connection Limits and TCP Normalization 1-17