Specifications

Contents
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Cisco IGX 8400 Series Provisioning Guide, Release 9.3.3 and Later Releases
OL-1166-04
CHAPTER 2 Cisco IGX 8400 Series Cards 2-1
Functional Overview 2-1
Nodal Processor Module 2-2
NPM Front Card 2-3
NPM Failovers and Card Redundancy 2-4
System Clock Module Back Card 2-4
Failovers and Card Redundancy 2-6
External Clock Sources 2-7
NPM Installation 2-7
NPM Management 2-7
Switch Software Management 2-7
Optional Peripherals 2-8
Alarm Relay Module 2-8
Alarm Relay Module Front Card 2-9
Alarm Relay Interface Back Card 2-11
ARM Configuration and Management 2-12
Making Alarm Relay Output Connections 2-12
ARM Troubleshooting 2-13
Card Self-Test 2-14
Service Modules 2-14
Standard Service Module LEDs 2-14
Standard Service Module Installation 2-15
Card Redundancy 2-15
Standard Service Module Configuration 2-15
Standard Service Module Troubleshooting 2-16
Card Mismatch 2-16
Card Self-Test 2-16
Network Trunk Module 2-16
NTM Front Card 2-17
NTM T1 Interface Back Card 2-18
NTM E1 Interface Back Card 2-19
NTM Y1 Interface Back Card 2-20
NTM Subrate Interface Back Card 2-21