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Juniper MX104 Hardware Guide

Juniper MX104
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MIC LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
MICs Supported by MX Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
MX104 Port and Interface Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Identifying Interface Numbers on the Hardware . . . . . . . . . . . . . . . . . . . . . . . 53
Identifying Interface Numbers in the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
MX104 Modular Interface Card (MIC) Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Front-Pluggable MICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Built-in 10-Gigabit Ethernet MIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
MIC LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 6 Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 61
MX104 Power Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
AC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
DC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Power Supply LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
MX104 Power Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
AC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
DC Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Power Supply LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Part 2 Site Planning, Preparation, and Specifications
Chapter 7 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
MX104 Router Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
MX104 Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Preparing the Site for the MX104 Router Overview . . . . . . . . . . . . . . . . . . . . . . . . . 71
Rack Requirements for MX104 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Cabinet Requirements for MX104 Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Clearance Requirements for Airflow and Hardware Maintenance on MX104
Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
MX104 Router Grounding Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Grounding Points Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Grounding Cable Lug Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Chapter 8 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . . 79
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . 79
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . 80
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . . . 81
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . . 81
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 82
vCopyright © 2017, Juniper Networks, Inc.
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Juniper MX104 Specifications

General IconGeneral
Product NameMX104
Product SeriesMX Series
Switching Capacity80 Gbps
Throughput80 Gbps
Operating SystemJunos OS
Humidity5% to 90% non-condensing
Interfaces10 Gigabit Ethernet, Gigabit Ethernet
Power SupplyDual redundant AC or DC
CoolingFront-to-back airflow
Memory8 GB
Operating Temperature0°C to 40°C

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