HP Cluster Platform Interconnects v2010 Gigabit Ethernet Interconnect Guide - Page 60

Chassis Modules

Page 60 highlights

Figure 8-3 ProCurve 9315M (15-slot) 8.2 Chassis Modules Each slot of the ProCurve 9300 series can be populated by either a switch module or a management module. The port numbers on the modules in chassis devices are labeled, but the slot numbers are not labeled. The chassis modules used in HP Cluster Platform Gigabit Ethernet solutions are all Enhanced Performance (EP) modules. EP modules provide enhanced system performance through custom-designed application specific integrated circuits (ASICs). EP module ports are managed by the following custom ASICs: • Integrated Gigabit Controllers (IGCs) - Ethernet packet controllers for Gigabit ports. Each Gigabit Ethernet module contains two IGCs. • Integrated Packet Controllers (IPCs) - Ethernet packet controllers for 10/100 ports. Each 10/100 Ethernet module contains two IPCs. These custom ASICs perform address lookup, data formatting and data movement for Ethernet packets. The Gigabit Ethernet modules use IGCs. The 10/100 modules use IPCs. Every EP module contains an on-board temperature sensor. The software reads the sensor based on a configurable chassis poll-time. The software is configured with a warning temperature (default 45 degrees Celsius) and a shutdown temperature (default 55 degrees Celsius). If the temperature sensor equals or exceeds the warning or shutdown temperature, the software will produce a warning message or shuts down the module to prevent damage. 60 HP ProCurve 9300 Series

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Figure 8-3 ProCurve 9315M (15–slot)
8.2 Chassis Modules
Each slot of the ProCurve 9300 series can be populated by either a switch module or a management
module. The port numbers on the modules in chassis devices are labeled, but the slot numbers
are not labeled. The chassis modules used in HP Cluster Platform Gigabit Ethernet solutions are
all Enhanced Performance (EP) modules. EP modules provide enhanced system performance
through custom-designed application specific integrated circuits (ASICs).
EP module ports are managed by the following custom ASICs:
Integrated Gigabit Controllers (IGCs) – Ethernet packet controllers for Gigabit ports. Each
Gigabit Ethernet module contains two IGCs.
Integrated Packet Controllers (IPCs) – Ethernet packet controllers for 10/100 ports. Each
10/100 Ethernet module contains two IPCs.
These custom ASICs perform address lookup, data formatting and data movement for Ethernet
packets. The Gigabit Ethernet modules use IGCs. The 10/100 modules use IPCs.
Every EP module contains an on-board temperature sensor. The software reads the sensor based
on a configurable chassis poll-time. The software is configured with a warning temperature
(default 45 degrees Celsius) and a shutdown temperature (default 55 degrees Celsius). If the
temperature sensor equals or exceeds the warning or shutdown temperature, the software will
produce a warning message or shuts down the module to prevent damage.
60
HP ProCurve 9300 Series