Техническая Спецификация для Cisco Cisco 7815I Media Convergence Server
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Tape Drive Support
The Cisco MCS 7845-H1 can support an optional 36-/72-GB universal-serial-bus (USB) external Digital Audio Tape (DAT) drive (part number
DAT-USB-EXT-72=) or an optional USB rack-mount DAT drive (part number DAT-USB-RM-72=). This tape drive connects through one of the
4 USB 2.0 ports provided by the Cisco MCS 7845-H1 server.
Product Specifications
Table 1 lists product specifications for the Cisco MCS 7845-H1 Unified CallManager Appliance.
Table 1.
Product Specifications
Processor at Product Introduction
Processor (CPU)
Xeon DP
Processor internal clock speed
3400 MHz (or higher)
Level 2 cache
2048 KB
Maximum processors
2
Processors installed
2
Basic input/output system (BIOS) type
Flash
Memory
Memory maximum
12 GB
Memory bus clock
400 MHz
Memory technology
PC2-3200R 400-MHz DDR2 synchronous dynamic RAM (SDRAM)
Multibit error mitigation
Advanced error correction code (AECC)
Total RAM slots
6
Memory installed
4 GB (4 x 1-GB dual in-line memory modules [DIMMs])
RAID Controller
Controller model
HP Integrated Smart Array 6i Controller
Interface
PCI-X 133-MHz, 64-bit
Cache
64 MB
Battery-backed write cache
Yes—128 MB
RAID levels supported
0, 1, 1+0, and 5
SCSI protocols supported
Ultra2, Ultra3, and Ultra320
SCSI peak data-transfer rate
320 MB per channel
Maximum quantity hard disk drives
6
SCSI ports (external/internal)
0/2
Hard Disk Capacities
Hot-swappable bays
6
Hard disk interface type
Ultra320 SCSI
Maximum hard drive capacity
880.8 GB with six 146.8-GB internal disks