AVIRA Antivirus for MailGate is a comprehensive antivirus solution for Linux, mails ervers, functioning at high speed and filtering against malicious contents by checking both incoming and outgoing emails. MailGate may run as a plug-in for Postfix, Exim and Sendmail-Milter, or as a SMTP gateway, being able to interact with a diversity of Mail Transport Agents (MTAs), as: Sendmail, Postfix, Exim, Qmail.