Cisco XR 12816 Panduan Instalasi - Halaman 26

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Halaman Cetak

Route Processor

PRP Auxiliary and Console Ports

PRP-3 LEDs

Note

Cisco XR 12416 and Cisco XR 12816 Router Chassis Installation Guide

1-26

The auxiliary and console ports on the PRP are EIA/TIA-232 (also known as

RS-232) asynchronous serial ports. These ports connect external devices to

monitor and manage the system.

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

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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.

Chapter 1

Product Overview

OL-17440-01