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CHAPTER 3
JCS1200 Platform Components
JCS1200 Platform Hardware Components
Default Hardware Configuration
Routing Engines
Copyright © 2010, Juniper Networks, Inc.
JCS1200 Platform Hardware Components on page 21
JCS1200 Software Components on page 23
JCS1200 Platform Graceful Routing Engine (GRES) Switchover on page 27
JCS1200 platform hardware components include:
Default Hardware Configuration on page 21
Routing Engines on page 21
Management Module on page 22
Switch Module on page 22
Media Tray on page 22
Power Supply Modules on page 22
Fan Modules on page 23
The default configuration for the JCS1200 platform includes:
One JCS management module
One JCS switch module
Four power supplies
One media tray
The JCS chassis provides 12 slots (bays) for Routing Engines. A Routing Engine is a
hot-swappable, independent server with its own processors, memory, storage, network
controllers, operating system, and applications. The Routing Engine is installed in a slot
in the JCS chassis and shares power, fans, switches, and ports with other Routing Engines.
Routing Engines in the JCS1200 platform have the latest Junos OS preinstalled on them.
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