System Specifications
The MBus modules on other installed components then power up on command from the master MBus agent on the GRP.
•Device
A message is sent from the master GRP MBus agent, requesting that all installed components identify themselves. Each return response includes slot number, card type, and component type.
•Downloading
Because the MBus is slow relative to the switch fabric, only enough code is initially downloaded to the line card to enable it to access the router’s switch fabric.
This initial code includes a line card fabric downloader that functions as a secondary bootstrap program to quickly complete the downloading of the Cisco IOS image to the line card by means of the router’s
•
•Environmental monitoring and alarm
—Voltage and temperature monitoring for the router’s installed components
—Fan failure sensing for the card cage fan tray and the power supply fan tray
System Specifications
Table
Table
Table
Product Overview