The Sun Enterprise 250 system server is a mid-range server with up to 54 Gbytes of disk storage, dual CPU processors, and fast PCI I/O channels.
Software features are:
RAID 0 (disk striping), RAID 1 (disk mirroring), and RAID 5 (hot spares)
System performance and configuration monitors
Automated hardware failure notification
Error and panic logging
Temperature sensing and fan control
Backup power supply failure detection
Hot sparing support
Automatic fault detection, response, and recovery
Logging file systems
Secure remote system monitoring feature for geographically distributed or physically inaccessible systems
Hardware features are:
Four PCI slots supporting up to four full size PCI cards (three regular PCI slots and one enhanced PCI slot)
Up to sixteen SIMM slots, which support 16, 32, 64, or 128 Mbyte SIMMs totaling up to 2 Gbytes of memory capacity
10/100 Mbit Ethernet
20 Mbyte/second Fast Wide SCSI
Up to two CPU modules (UltraSPARC-II)
Up to six 1.6-inch high or 1-inch high UltraSCSI disks
1.44 Mbyte diskette drive
644 Mbyte CD-ROM drive
Two 5 1/4-inch x 1.6-inch removable media bays
Two high speed synchronous/asynchronous serial ports
Up to two redundant hot swapable power supplies
Module to provide remote system monitoring capability
Supports rack mounting allowing the system to integrate easily into a computer room environment
Figure 2-5shows a front view of the Sun Enterprise 250 system.