AppendixA Technical Specifications
Chassis Cable-Management System
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Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Chassis Cable-Management System
The Cisco 12404 Internet router chassis cable-management system organizes the
interface cables entering and exiting the system, keeping them free of sharp bends
(excessive bending in an interface cable can cause performance degradation) and
out of the way. See Figure A-11.
Figure A-11 Chassis Cable Management System
Maintenance Bus
The Cisco 12404 Internet router maintenance bus and MBus modules manage all
of the maintenance functions of the system.
The MBus consists of two separate busses (providing MBus redundancy) that link
all of the line cards, the RP, the CSF , the power supplies, and the fan tray. Each
component contains an MBus module that allows the component to communicate
over the MBus. The MBus module on each component is powered by +5VDC
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