Stop any unnecessary services, such as POP3/IMAP, IM (Instant Messaging), Calendaring, FTP etc. in System -> Services. Setup AntiVirus Go to Anti-Virus menu node.
Check Active option to enable Integrated AntiVirus.
Set Merak's AntiVirus settings to suit your requirements. Full details of AntiVirus settings can be found in the Administration manual.
Set the Update Schedule to automate Antivirus DB updates.
Setup Merak Instant AntiSpam (MIAS) Go to Anti-Spam menu node and enable Instant the AntiSpam Engine.
Configure Merak's AntiSpam engine and rules as per your requirements
This includes Content Filters, Intrusion Prevention, Black & White Lists, Static Filters and many others.
For full information please refer to the MIAS documentation.
Set up Domains in Merak corresponding to Domains which are Handled by Exchange In Domains & Accounts -> Management, create a new Domain with the same name as it has on Exchange.
Set the Domain type to Backup domain
Set the Value: option to the IP address or hostname of the server where the Exchange domain is running.
Click Save to save the domain settings.
Repeat this procedure for all your domains.
Setup DNS Records to Contain Relay Host
- Add an A record to associate the IP address of the Merak Server with its hostname.
- Add an MX record to associate the domain name with the hostname/IP of the Merak Server. This MX record should be set with a higher priority than the MX record for the Exchange Server.
- Repeat this procedure for all your domains.
