Maintainability Features; Maintainability Feature For The 8/20Q Fibre Channel Switch - HP StorageWorks 8/20q Installation And Reference Manual

Table 11 General specifications for the 8/20q Fibre Channel Switch (Continued)
Specification
Maximum user ports
Buffer credits
Media type
Fabric port speed
Maximum frame size
System processor
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)
Air flow

Maintainability features

Table 12

Maintainability feature for the 8/20q Fibre Channel Switch

Specification
Diagnostics
User interface
Field replaceable units (FRUs)
70
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.
16 buffer credits per port, ASIC embedded
memory
SFP optical transceiver
2.125, 4.250, 8.50 Gb/s
2148 bytes (2112 byte payload)
440EP PowerPc
< 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
Front-to-back
Description
The POST tests all functional components
except SFP transceivers. Port tests include
online, internal, and external tests.
LED indicators
None