
4
ANTI-SPAM CONFIGURATION
This chapter describes how to configure the Anti-Spam features of your
3Com Email Firewall, and includes the following topics:
■ Anti-Spam Features
■ DCC
■ STA
■ Pattern Based Message Filtering
■ Objectionable Content Filtering
■ Trusted Senders List
■ Spam Quarantine
■ Quarantine and Trusted Senders List Users
■ Advanced Anti-Spam Options
Anti-Spam Features The 3Com Email Firewall contains a variety of powerful features to
prevent spam messages, including the following:
■ Server-based tools such as DCC (Distributed Checksum
Clearinghouse), STA (Statistical Token Analysis), Objectionable
Content Filtering, and Pattern Based Message Filtering that prevent
spam messages from being delivered to an end user’s mailbox.
■ User-based tools for managing quarantined spam and building trusted
senders lists for whitelisting.
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