User guide

Overview
Chapter 15: Using Antivirus and Antispam Filtering 505
Chapter 15
This chapter explains how to use antivirus and antispam filtering.
This chapter includes the following topics:
Overview .................................................................................................. 505
Using VStream Antivirus ......................................................................... 507
Using VStream Antispam ......................................................................... 525
Using Centralized Email Filtering ............................................................ 558
Overview
The Safe@Office appliance enables you to perform both antivirus and antispam filtering,
to ensure your network remains secure.
Antivirus Filtering Solutions
You can scan connections for viruses, by using VStream Antivirus and/or the Email
Antivirus subscription service (part of the centralized Email Filtering service). The
following table describes the main differences between VStream Antivirus and the Email
Antivirus service:
Table 111: Comparison of Antivirus Filtering Methods
VStream Antivirus
Email Antivirus
Supported Protocols VStream Antivirus supports
multiple protocols, including
incoming SMTP and outgoing
POP3 connections.
Email Antivirus is specific to email,
scanning incoming POP3 and outgoing
SMTP connections only.
Using Antivirus and Antispam Filtering