Table of Contents
About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Supported Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Documentation Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Requesting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Opening a Case with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SRX240 Services Gateway Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SRX240 Services Gateway Hardware Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SRX240 Services Gateway Power over Ethernet Overview . . . . . . . . . . . . . . . . . . . 5
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
PoE Classes and Power Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Hardware Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Mini-Physical Interface Modules for the SRX240 Services Gateway . . . . . . . . . . . . 9
SRX240 Services Gateway Boot Devices and Dual-Root Partitioning
Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Boot Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Dual-Root Partitioning Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Chassis Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
SRX240 Services Gateway Front Panel and Back Panel Views . . . . . . . . . . . . . . . 13
SRX240 Services Gateway Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
SRX240 Services Gateway Back Panel (AC power supply models) . . . . . . . . 15
SRX240 Services Gateway Back Panel (DC Power Supply Model) . . . . . . . . . 15
SRX240 Services Gateway Built-In Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
SRX240 Services Gateway LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Front Panel LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Ethernet Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
DC Power Supply Feed LEDs (SRX240 Services Gateway DC Power Supply
Model) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Cooling System Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
SRX240 Services Gateway Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
SRX240 Services Gateway Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
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Copyright © 2015, Juniper Networks, Inc.
Содержание SRX240 Series
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