Cisco Systems 7300-6T3 Cisco 7304 Router Slot Numbering

1-8

Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration

OL-3449-02

Chapter 1 Overview

Line Card Slot Locations on the Supported Platform

Cisco 7304 Router Slot Numbering

Figure 1-5 shows a Cisco 7304 with the network service s eng i ne (NSE ) instal le d in slots 0 a nd 1 a nd

line cards installed in slots 2 through 4. In the Cisco 73 04, slot 0 is in the lower left position, and slot 5

is in the upper right position.

Figure 1-5 Slots in the Cisco 7304 Router

9K-10C481-PORT OC48 POS w/ SMSR

OIR

STATUS

OIR

STATUS

9K-40C3/POS-MM4-PORT OC3 POS w/ MM

OIR

STATUS

CARRIER/

ALARM

ACTIVE/

LOOPBACK

123

LNK

7300-6T36-PORT T3 DSUSTATUSOIR

LNK

1TX

LNK

2TX

LNK

3TX

LNK

4TX

LNK

66944

Slot 1

Slot 0

Slot 2

Slot 3

Slot 4

Slot 5

Contents

Main Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration Page CONTENTS Page Page Page Preface Objectives Organization Related Documentation Obtaining Documentation Cisco.com Documentation CD-ROM Ordering Documentation Documentation Feedback Obtaining Technical Assistance Cisco.com Technical Assistance Center Cisco TAC Website Cisco TAC Escalation Center Obtaining Additional Publications and Information Page Overview Line Card Overview Features Interoperability Guidelines for 6T3 Line Card DSUs Maintenance Data Link Messages LEDs T3 SMB Cables Page Ordering Cables Building Your Own Cables Management Information Base Line Card Slot Locations on the Supported Platform 1-8 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 1 Overview Line Card Slot Locations on the Supported Platform Cisco 7304 Router Slot Numbering Figure 1-5 Slots in the Cisco 7304 Router 9K-10C48 9K-40C3/POS-MM 7300-6T3 Identifying Interface Addresses Cisco 7304 Router Interface Addresses Page Preparing for Installation Required Tools and Equipment Software and Hardware Requirements 75-Ohm In-Line Coaxial Attenuator (Optional) Safety Guidelines Safety Warnings 2-3 Warning Definition 2-4 2-5 Page Electrical Equipment Guidelines Telephone Wiring Guidelines Preventing Electrostatic Discharge Damage Removing and Installing Line Cards Installation Overview Handling Line Cards Online Insertion and Removal Warnings and Cautions Line Card Removal and Installation 3-4 Cisco 7304Removing and Installing a Line Card Connecting a T3 SMB Cable Page Configuring the 6T3 Line Card Using the EXEC Command Interpreter Configuring the Interfaces Shutting Down an Interface Page Performing a Basic Configuration Page Customizing the 6T3 Line Card Configuration Verifying Local and Remote DS3 Port Settings Selecting a DSU Mode Setting the Sending and Receiving Rate Configuring the DSU Bandwidth Range Enabling Payload Scrambling Configuring Cyclic Redundancy Checks Configuring the Clock Source Defining the DSU Mode Enabling T3 Scrambling Specifying T3 Framing Setting the Cable Length Checking the Configuration Using show Commands to Verify the New Interface Status Using the show version or show hardware Commands 4-12 Using the show diag Command commands. The outputs in this document are exam ple s o nly. Using the show interfaces Command DS3 Alarm and Event Detection Using the ping Command to Verify Network Connectivity Using loopback Commands Page Bit Error Rate Testing CLI-Controlled OIR Line Card Crash Recovery