Re-Ptx-X8-64G Routing Engine Components - Juniper PTX5000 Hardware Manual

NOTE: For specific information about Routing Engine components (for example, the amount of
DRAM), issue the show chassis routing-engine command.

RE-PTX-X8-64G Routing Engine Components

Figure 60: RE-PTX-X8-64G Routing Engine Components
1 Extractor clips
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2 LEDs—DISK1, DISK2, and ONLINE
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ONLINE/OFFLINE button
3
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Each Routing Engine (shown in
• CPU—Runs Junos OS to maintain the routing tables and routing protocols. The CPU is an eight-core
CPU with core frequency of 2.3 GHz.
• DRAM—Provides storage for the routing and forwarding tables and for other Routing Engine
processes.
• EEPROM—Stores the serial number of the Routing Engine.
The faceplate of the Routing Engine contains the following:
• Two USB ports USB0 and USB1—Provide a removable media interface through which you can install
Junos OS manually. Junos OS supports USB versions 3.0, 2.0, and 1.1.
• Two solid-state drive slots for the primary SSD SSD1 and the secondary SSD SSD2—Provide storage
for software images, configuration files, microcode, log files, and memory dumps. The Routing Engine
reboots the system from SSD2 when booting from SSD1 fails.
• RESET button—Reboots the Routing Engine when pressed.
• ONLINE/OFFLINE button—Takes the Routing Engine offline or brings it online when pressed.
4
5
6
Figure 60 on page 120) consists of the following components:
RESET button
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USB0 and USB1 ports
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SSD card slot cover
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120