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DB-9 Connector Pinouts for the Routing Engine AUXILIARY and CONSOLE Ports

The ports on the CIP labeled AUXILIARY and CONSOLE are DB-9 receptacles that accept RS-232 (EIA-232) cable. The AUXILIARY port connects the Routing Engine to a laptop, modem, or other auxiliary unit, and the CONSOLE port connects it to a management console. The ports are configured as data terminal equipment (DTE). For more information, see Routing Engine Management Ports. Table 29 describes the DB-9 connector pinouts.

Table 29: DB-9 Connector Pinout

Pin

Signal

Direction

Description

1

DCD

<–

Carrier Detect

2

RxD

<–

Receive Data

3

TxD

–>

Transmit Data

4

DTR

–>

Data Terminal Ready

5

Ground

—

Signal Ground

6

DSR

<–

Data Set Ready

7

RTS

–>

Request To Send

8

CTS

<–

Clear To Send

9

RING

<–

Ring Indicator
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