SurgeMail for Linux (64-bit) is an easy to manage and install high performance email server using fast browser based administration tools. Surgemail includes user and domain self administration. Surgemail provides seven level spam and virus protection. The most effective spam prevention techniques are supported including SPF, RBL, challenge-response, white listing and hundreds of other options. Surgemail is scalable to an unlimited number of users or domains. Surgemail's efficiency mean tens of thousands of users can be supported even on very modest hardware.