Cisco Firepower Threat Defense Configuration Guide for ...

Cisco Firepower Threat Defense Configuration Guide for Firepower Device Manager, Version 6.2.1

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CONTENTS

CHAPTER 1

Getting Started 1 Is This Guide for You? 1 New Features in FDM/FTD 6.2 2 New Features in FDM/FTD 6.2.1 4 Logging Into the System 4 Logging Into the FDM 5 Logging Into the Command Line Interface (CLI) 6 Changing Your Password 6 Setting User Profile Preferences 7 Creating Local User Accounts for the FTD CLI 7 Setting Up the System 9 Connect the Interfaces 10 Cabling for ASA 5506-X, 5506W-X, and 5506H-X 10 Cabling for ASA 5508-X and 5516-X 11 Cabling for ASA 5512-X, 5515-X, 5525-X, 5545-X, and 5555-X 12 Cabling for the Firepower 2100 13 (Optional) Change Management Network Settings at the CLI 14 Complete the Initial Configuration Using the Setup Wizard 15 What to Do if the Outside Subnet Conflicts with the Inside Subnet (Setup Wizard Hangs at Step 1) 17 Configure the Wireless Access Point (ASA 5506W-X) 19 Default Configuration Prior to Initial Setup 22 Configuration After Initial Setup 24 Configuration Basics 26 Configuring the Device 26 Configuring Security Policies 28

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Contents

CHAPTER 2 CHAPTER 3 CHAPTER 4

Deploying Your Changes 28 Configuration Changes that Restart Inspection Engines 29

Viewing Interface and Management Status 30 Viewing System Task Status 31

Best Practices: Use Cases for FTD 33 How to Configure the Device in FDM 33 How to Gain Insight Into Your Network Traffic 38 How to Block Threats 45 How to Block Malware 48 How to Implement an Acceptable Use Policy (URL Filtering) 51 How to Control Application Usage 55 How to Add a Subnet 59 More Examples 64

Licensing the System 65 Smart Licensing for the Firewall System 65 Cisco Smart Software Manager 65 Periodic Communication with the License Authority 66 Smart License Types 66 Impact of Expired or Disabled Optional Licenses 67 Managing Smart Licenses 67 Registering the Device 68 Enabling or Disabling Optional Licenses 69 Synchronizing with the Cisco Smart Software Manager 70 Unregistering the Device 70

Monitoring the Device 71 Enable Logging to Obtain Traffic Statistics 71 Event Types 71 Configurable Connection Logging 72 Automatic Connection Logging 72 Tips for Connection Logging 72 Sending Events to an External Syslog Server 73

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CHAPTER 5

PART I CHAPTER 6

Monitoring Traffic and System Dashboards 73 Monitoring Additional Statistics Using the Command Line 75 Viewing Events 76

Configuring Custom Views 77 Filtering Events 78 Event Field Descriptions 79

Objects 87 Object Types 87 Managing Objects 89 Configuring Network Objects and Groups 89 Configuring Port Objects and Groups 90 Configuring Security Zones 92 Configuring Application Filter Objects 93 Configuring URL Objects and Groups 94 Configuring Geolocation Objects 96 Configuring Syslog Servers 97 Configuring AD Identity Realms 97 Troubleshooting Directory Server Connections 99 Limitations on Number of Users 101 Supported Directory Servers 101 Determining the Directory Base DN 101 Configuring Certificates 102 Public Key Cryptography 103 Certificate Types Used by Feature 104 Internal Certificate Properties 104 Example: Generating an Internal Certificate using OpenSSL 105 Trusted CA Certificate Properties 106

The Basics 109

Interfaces 111 About FTD Interfaces 111 Interface Modes 111

Contents

Cisco Firepower Threat Defense Configuration Guide for Firepower Device Manager, Version 6.2.1 v

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