Prp auxiliary port signals – Cisco XR 12410 User Manual

Page 74

Advertising
background image

Chapter 2 Preparing for Installation

PRP Port Connection Guidelines

2-24

Cisco XR 12410 and Cisco XR 12810 Router Installation Guide

OL-17441-01

PRP Auxiliary Port Signals

The PRP auxiliary port is a DTE, RJ-45 interface for connecting a modem or other
DCE device (such as a CSU/DSU or another router) to the PRP. The auxiliary port
supports hardware flow control and modem control.

Table 2-2

lists the signals used on the auxiliary port.

Table 2-2

PRP Auxiliary Port Signals

Auxiliary Port Pin

Signal

Input/Output Description

1

RTS

Output

Request to send

2

DTR

Output

Data terminal ready

3

TxD

Output

Transmit data

4

GND

Signal ground

5

GND

Signal ground

6

RxD

Input

Receive data

7

DSR

Input

Data set ready

8

CTS

Input

Clear to send

Advertising