Proto Balance Mail 3.59
Enterprise SMTP cluster solution supporting distribution of email accounts.
Scales up to 1,000,000 mailboxes apportioned over up to 125 backend mail servers - 8000 mailboxes per server. No NFS or SAN required. SOA configurable with SOAP/XML. Per-user anti-spam settings. Grey-listing support. Mal-ware auto-detection and auto-black-listing of infected client PCs. POP load balancing. SMTP AUTH supported. Web management interface. Spam blocking by on-the-fly connection behavior analysis. Handles up to 10,000 concurrent SMTP connections. Streamlined CRM integration with HTTP+XML posts. Supports email-alias lists, forwarding, and out-of-office auto-reply.