GateWall Antispam is a mail gateway solution with spam filtering and antivurus. GateWall Antispam is a mail gateway solution with integrated spam filtering and antivirus tools. The product is built from multiple modules, which makes it more failsafe and allows running the server on a distributed system. GateWall Antispam supports all the leading spam filtering technologies and features Cloud Antispam and Bayesian statistical spam filtering solution designed by Entensys.

When processed by GateWall Antispam, messages go through several filtering stages, including connection filtering, sender filtering, recipient filtering and content filtering. GateWall Antispam supports the following spam filtering methods:
* DNS-based filtering (DNSBL, RHSBL, Backscatter, MX, SPF, SURBL);
* Distributed antispam system filtering (Cloud Antispam);
* Statistical filtering (Bayesian filtering method designed by Entensys).
In addition, GateWall Antispam SMTP monitoring (ensures the commands comply with RFC), allows to set maximum message size, maximum number of addressees, etc.

GateWall Antispam Features:
1. Virus protection
GateWall Antispam features two integrated antivirus modules from Kaspersky Lab and Panda Security. Both these modules are used to scan SMTP traffic for viruses.

2. IMAP integration
GateWall Antispam supports integration with an IMAP server (MS Exchange or Lotus Domino). The integration feature allows creating a public IMAP folder on a remote mail server and processing messages in this folder.

3. Monitoring and statistics
GateWall Antispam supplies you with information on all the messages processed by the server. Message monitoring tool allows you to organize messages by date, processing status (delivered/blocked) and source or destination address, push-send messages blocked as spam, and create exceptions lists.

4. Other features
Other features of GateWall Antispam include message backup, autoreply and message processing rules.

Limitations:
* Fully-functional evaluation version for 30 days

The license of this software is Free Trial Software, the price is $89.00, you can free download and get a free trial.