Prp Auxiliary And Console Ports - Cisco 12410 Installation And Configuration Manual

Chapter 1 Cisco 12010, Cisco 12410, and Cisco 12810 Series Router Overview

PRP Auxiliary and Console Ports

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The following LEDs on the front panel indicate traffic status and port selection
(Figure 1-15):
LINK, EN, TX, RX—Indicate link activity (LINK), port enabled (EN), data
•
transmission (TX), and data reception (RX).
PRIMARY—Indicates which Ethernet port is selected (ETH 0 or ETH 1).
•
Because both ports are supported on the PRP, ETH 0 is always on. ETH 1
Note
lights when it is selected.
Figure 1-15 Port Activity LEDs—Partial Front Panel
ETH 0
The auxiliary and console ports on the PRP are EIA/TIA-232 (also known as
RS-232) asynchronous serial ports connect external devices to monitor and
manage the system.
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.
Console port—A (female) receptacle that provides a data circuit-terminating
•
equipment (DCE) interface for connecting a console terminal.
Cisco 12010, Cisco 12410, and Cisco 12810 Router Installation and Configuration Guide
Line Card and Route Processor Overview
ETH 1
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