T320 Re-600 Description; Figure 18: T320 Routing Engine 600 - Juniper Core Router T Series Hardware Manual

T320 Core Router Hardware Guide
Related
Documentation

T320 RE-600 Description

34
T320 RE-600 Description on page 34
T320 RE-1600 Description on page 36
T320 RE-2000 Description on page 38
Maintaining the T320 Routing Engines on page 276
The RE-600 Routing Engine boots from the storage media in this order: the PC Card (if
present), then the CompactFlash card (if present), then the hard disk. The disk from
which the router boots is called the primary boot device, and the other disk is the alternate
boot device.
NOTE: If the router boots from an alternate boot device, a yellow alarm lights
the LED on the router's craft interface.

Figure 18: T320 Routing Engine 600

The Routing Engine 600 (shown in
components:
CPU—Runs Junos OS to maintain the router's routing tables and routing protocols.
DRAM—Provides storage for the routing and forwarding tables and for other Routing
Engine processes.
CompactFlash card—Provides primary storage for software images, configuration files,
and microcode. The drive is a fixed CompactFlash card and is inaccessible from outside
the router.
Hard disk—Provides secondary storage for log files, memory dumps, and rebooting the
system if the CompactFlash card fails.
PC card slot labeled
PC CARD
images for system upgrades. The PC card slot accepts a Type I PC Card, as defined in
the PC Card Standard published by the Personal Computer Memory Card International
Association (PCMCIA). The router is shipped with a PC Card that contains Junos OS.
Figure 18 on page 34) consists of the following
—Accepts a removable PC card, which stores software
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