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Cisco 10008 Router PRE4 Installation and Configuration Guide
OL-13840-01
Product Overview
PRE4 Connectors
The front panel on the PRE4 contains three ports with RJ-45 connectors.
•
Console port (CONSOLE)—This asynchronous serial port is used to connect a terminal to the PRE4
for local administrative access.
•
Auxiliary port (AUX)—This asynchronous serial port is used to connect a modem to the PRE4 for
remote administrative access.
•
NME Port—This Ethernet port is used to connect the PRE4 to a Fast Ethernet port.
CompactFlash Card Slot
The external CompactFlash slot can store the Cisco IOS image or a system configuration file on a flash
memory card. The system can also boot from the software stored on the flash memory card.
LED Indicators and Buttons
The LEDs on the PRE4 front panel provide a visual indication showing the status of PRE4 operation.
describes the PRE4 LEDs and buttons.
Note
F or additional information about alarm connections, see the
Cisco 10000 Series Router Performance
Routing Engine Installation
guide at the following URL:
http://cisco.com/en/US/products/hw/routers/ps133/prod_installation_guides_list.html
1
Ejector Levers
7
ACO (Alarm Cut-off Button)
2
Console and Auxiliary Ports
8
CompactFlash Slot, Disk0
3
Network Management Ethernet (NME) Port
9
Slot0 (Disk0) LED
4
NME Activity and Link LEDs
10
Status, Fail LEDs
5
Push-button reset
11
Building Internal Timing Source (BITS) LED
6
Alarms: Critical, Major, Minor
12
Alphanumeric Display
Table 2
PRE4 LED Status and Button Descriptions
LEDs and Button
Status
Description
ACTIVITY
Green
Packets are being transmitted and received.
Off
No activity.
LINK
Green
Carrier detected, the port is able to pass traffic.
Off
No carrier detected, the port is not able to pass traffic.
Push-button reset
n/a
Resets the PRE4.