Hardware

The ESP166 is our "starting" server, targeted at organizations with 1 to 150 email users. Attributes include:

• 1U system
• an Intel® Atom processor
• one SATA hard drive
• two Ethernet ports
• single power supply

The ESP360 is our "standard" server, targeted at organizations with 151 to 1000 email users. Attributes include:

• 1U system with rails for mounting in a standard 19" rack
• an Intel® Dual Core processor
• two SATA hard drives in a RAID1 configuration
• two Ethernet ports
• single power supply

The ESP430 is our "high performance" server for larger enterprises and those organizations that require high availability systems. Attributes include:

• 2U system with rails for mounting in a standard 19" rack
• an Intel® Quad Core Xeon processor
• three SAS hard drives in a RAID5 configuration
• two Ethernet ports
• dual hot-swappable power supplies

Pairs of either the ESP166, ESP360 or the ESP430 servers can be clustered together to create fault tolerant solutions.