User Guide

Contents
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AsyncOS 9.1.2 for Cisco Email Security Appliances User Guide
Working with an External Spam Quarantine 42-2
Mail Flow and the External Spam Quarantine 42-2
Migrating from a Local Spam Quarantine to an External Quarantine 42-3
Enabling an External Spam Quarantine and External Safelist/Blocklist 42-3
Disabling the Local Spam Quarantine to Activate the External Quarantine 42-4
Troubleshooting an External Spam Quarantine 42-5
About Centralizing Policy, Virus, and Outbreak Quarantines 42-5
Centralized Policy, Virus, and Outbreak Quarantines 42-5
About Migration of Policy, Virus, and Outbreak Quarantines 42-6
Centralizing Policy, Virus, and Outbreak Quarantines 42-7
About Disabling Centralized Policy, Virus, and Outbreak Quarantines 42-8
Troubleshooting Centralized Policy, Virus, and Outbreak Quarantines 42-9
Configuring Centralized Reporting 42-10
Configuring Centralized Message Tracking 42-11
Using Centralized Services 42-11
APPENDIX A FTP, SSH, and SCP Access A-1
IP Interfaces A-1
How AsyncOS Selects Default IP Interface A-2
Configuring FTP Access to the Email Security Appliance A-2
Secure Copy (scp) Access A-5
Accessing the Email Security appliance via a Serial Connection A-5
APPENDIX B Assigning Network and IP Addresses B-1
Ethernet Interfaces B-1
Selecting IP Addresses and Netmasks B-1
Sample Interface Configurations B-2
IP Addresses, Interfaces, and Routing B-2
Summary B-3
Strategies for Connecting Your Cisco Appliance B-3
CHAPTER C Example of Mail Policies and Content Filters C-1
Overview of Incoming Mail Policies C-1
Accessing Mail Policies C-1
Configuring the Default Anti-Spam Policies for Incoming Messages C-3
Creating a Mail Policy for a Group of Sender and Recipients C-4
Creating Mail Policies for Different Groups of Senders and Recipients C-7
Finding Senders or Recipients in Mail Policies C-10