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Chapter 1
Cisco XR 12404 Router Overview
PRP-3 LEDs
Note
PRP Reset Switch
OL-13830-02
The auxiliary port—A (male) plug that provides a data terminal equipment
•
(DTE) interface. The auxiliary port supports flow control and is often used to
connect a modem, a channel service unit (CSU), or other optional equipment
for Telnet management.
The console port—A (female) receptacle that provides a data
•
circuit-terminating equipment (DCE) interface for connecting a console
terminal.
The PRP-3 has the following LED indicators:
Two Ethernet port LEDs used in conjunction with each of the three RJ-45
•
Ethernet connectors:
LINK—Indicates link activity
–
DATA—Indicates data transmission or reception
–
Two BITS port LEDs used in conjunction with each of the two BITS ports:
•
SIG—Indicates carrier signal available
–
ACT—Indicates that the interface is active
–
BITS feature is not supported in Release 3.8.0.
One auxiliary port (AUX) and one console port (CONSOLE) LED:
•
AUX—Used as a backup for the command outputs on the Console.
–
–
CONSOLE—Used for configuring the router by connecting an RJ-45
cable to the console terminal. The router can be configured through the
console terminal.
Access to the (soft) reset switch is through a small opening in the PRP front panel
(see
Figure
1-3). To press the switch, insert a paper clip or similar small pointed
object into the opening.
Cisco XR 12404 Router Installation Guide
Route Processor
1-9
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Table of Contents
Troubleshooting
