HP 8/20q HP StorageWorks 8/20q Fibre Channel Switch Installation and Reference - Page 70

Maintainability features, Table 12 Maintainability feature for the 8/20q Fibre Channel Switch

Page 70 highlights

Table 11 General specifications for the 8/20q Fibre Channel Switch (Continued) Specification Maximum user ports Description > 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 Fabric port speed Maximum frame size SFP optical transceiver 2.125, 4.250, 8.50 Gb/s 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 Bandwidth Point-to-point Aggregate (single switch) < 0.6 μsec < 0.3 μsec < 0.2 μsec 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 Maintainability features Table 12 Maintainability feature for the 8/20q Fibre Channel Switch Specification Diagnostics User interface Field replaceable units (FRUs) Description The POST tests all functional components except SFP transceivers. Port tests include online, internal, and external tests. LED indicators None 70

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70
Maintainability features
Maximum user ports
> 475,000 ports depending on
configuration. For the latest supported
configurations, see the
SAN Design
Reference Guide
available at
.
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
μ
sec
< 0.3
μ
sec
< 0.2
μ
sec
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 11
General specifications for the 8/20q Fibre Channel Switch (Continued)
Specification
Description
Table 12
Maintainability feature for the 8/20q Fibre Channel Switch
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