Riverstone Networks RS 2100 manual Motherboard Features, Input voltage Input current maximum

Models: RS 2100

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RS 2100 Introduction

HardwareOverview

2.4.3Motherboard Features

The internal “motherboard” performs all the RS 2100’s computing and routing functions. It contains system-wide bridging and routing tables. Traffic that does not yet have an entry in the L2 and L3/L4 lookup tables on individual gigabit ports is handled by the motherboard. After processing traffic, the motherboard updates the L2 and L3/L4 tables on the gigabit ports that received the traffic. The gigabit ports then take over all subsequent forwarding for the learned table entry.

Boot Flash

The motherboard has a boot flash containing the RS 2100’s boot software and configuration files. The system software image file resides on an internal flash chip and can be upgraded from a TFTP or BootP/TFTP server.

RAM Memory

The RS 2100’s motherboard uses 128 megabytes of RAM to hold routing and other tables. To upgrade the amount of memory on the RS 2100, contact your Riverstone representative.

Power Supplies

The RS 2100 uses two power supplies, each delivering 3.3, 5, and 12 volts DC to the motherboard, internal fans, and other components. Each power supply provides a portion of the power necessary to operate the RS 2100, with the added feature that, in the unlikely event that one of the power supplies should fail, the remaining power supply will assume the entire load and provide enough current to operate the RS 2100.

Warning Be sure to plug the RS 2100 into a single-phase grounded power source located within 6 feet of the installation site.

Warning Failure to provide adequate grounding for the AC power supply can result in critical injury and serious damage to the switch router and will invalidate your warranty.

The following table lists the specifications for the power supplies.

Table 2-4 Power supply voltage and current specifications

Input voltage

Input current (maximum)

 

 

100-125 VAC

2.6 A

 

 

200-240 VAC

1.3 A

 

 

Riverstone Networks RS 2100 Switch Router Getting Started Guide 2-9

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Riverstone Networks RS 2100 manual Motherboard Features, Input voltage Input current maximum, VAC 200-240 VAC