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Chapter 3

Installing the Cisco ASR 920 Series Router

If the module has a bale-clasp latch, pull the bale out and down to eject the module. If the bale-clasp

latch is obstructed and you cannot use your index finger to open it, use a small, flat-blade screwdriver

or other long, narrow instrument to open the bale-clasp latch.

Figure 3-18

Step 4

Grasp the SFP module between your thumb and index finger, and carefully remove it from the module

slot.

Step 5

For fiber-optic SFP modules, insert a dust plug into the optical ports of the SFP module to keep the

optical interfaces clean.

Step 6

Place the removed SFP module in an antistatic bag or other protective environment.

Connecting to the 10/100/1000 Ports

Note

The router 10/100/1000 ports configure themselves to operate at the speed of attached devices. If the

attached ports do not support autonegotiation, you can explicitly set the speed and duplex parameters.

Connecting devices that do not autonegotiate or that have their speed and duplex parameters manually

set can reduce performance or result in no linkage.

To maximize performance, choose one of these methods for configuring the Ethernet ports:

•

OL-32751-01

Removing a Bale-Clasp Latch SFP Module

Let the ports autonegotiate both speed and duplex.

Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide

Connecting to the 10/100/1000 Ports

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