Digital Wisdom LLC adds latest in a series of certifications.
Digital wisdom LLC announces the completion of the Dell/EMC CX400 certification. The objectives of this certification are listed below, followed by the CX400 product information.

Identify the features of the CX400 and CX500.
Identify installation and configuration processes for the CX400 according to current support policies.
Identify proper cabling procedures for the CX400 and CX500.
Identify troubleshooting procedures for the CX400 and CX500.

CX400

The CX400 is a mid-range 2 Gbps Fibre Channel RAID array that can be used in a SAN or directly attached servers. The CX400 offers the same enterprise business continuance features as the CX600, but is designed for more price-sensitive customers who do not need all the performance and scalability of the CX600.

The CX400 consists of a 2 Gbps Disk Processor Enclosure (DPE2) and optional 2 Gbps Disk Array Enclosures (DAE2). The DPE2 contains two storage processor boards, up to fifteen 1-inch Fibre Channel disk drives, and redundant, hot-swappable fans and power supplies in a single 3U chassis.

Main Features
2 Front End 2 Gb ports per storage processor
2 unique WWPNs per storage processor (4 per array)
Individually configurable for 1 Gb or 2 Gb operation
Dual Back End 2 Gb loops
30 drives per loop maximum
Dual 2 Gb CMI channels
Enhances peer-to-peer communications
Storage processors configured with 1 GB of memory each
512 MB DDR DIMMs
2 way interleaved
Single low-power 800 MHz mobile Pentium III processor
15 drives (12 volt only) per DAE
Minimum of 1 DAE required
Minimum 4 drives per array, 5 for write caching
60 drives maximum per array
60 RAID groups per array
RAID types of 0, 1, 1/0, 3, 5, single disk and global hot spare
64 LUNs per RAID group/512 LUNs per array
Minimum LUN size 1 MB
Maximum LUN size 2 TB
256 Luns per initiator