Compaq 8/20q Spezifikationen PDF herunterladen (Seite 56)

Maintainability features

Table 9 lists maintainability features for the 8/20q Fibre Channel Switch.

Scalability Maximum 239 switches, depending on

configuration. For the latest supported

configurations, see the SAN Design

Reference Guide available at

http://www.hp.com/go/SANdesignguide

Maximum user ports > 475,000 ports depending on

configuration. For the latest supported

configurations, see the SAN Design

Reference Guide available at

http://www.hp.com/go/SANdesignguide

Buffer credits 16 buffer credits per port, ASIC embedded

memory

Media type SFP optical transceiver

Fabric port speed 2.125, 4.250, 8.50 Gb/s

Maximum frame size 2148 bytes (2112 byte payload)

System processor 440EP PowerPc

Fabric latency (intra-switch)

2 Gb/s to 2 Gb/s

4 Gb/s to 4 Gb/s

8 Gb/s to 8 Gb/s

< 0.6 μsec

< 0.3 μsec

< 0.2 μsec

Bandwidth

Point-to-point

Aggregate (single switch)

425 MB, Full Duplex @ 2 Gb/s

850 MB, Full Duplex @ 4 Gb/s

1,700 MB, Full Duplex @ 8 Gb/s

Up to 34 GB Full Duplex

Air flow Front-to-back

Table 8 General specifications (Continued)

Specification Description

Table 9 Maintainability features

Specification Description

Diagnostics The POST tests all functional components

except SFP transceivers. Port tests include

online, internal, and external tests.

User interface LED indicators

Field replaceable units (FRUs) None

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Compaq 8/20q Spezifikationen Seite 56