RJ-21 Pin Assignments | Juniper Networks M10, M5 instruction

RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC

Table 25: RJ-21 Pin Assignments

Ethernet Port Numbers	RJ-21 Pin Assignment

	TX -	TX +	RX -	RX +

0	2	27	1	26

1	4	29	3	28

2	6	31	5	30

3	8	33	7	32

4	10	35	9	34

5	12	37	11	36

6	14	39	13	38

7	16	41	15	40

8	18	43	17	42

9	20	45	19	44

10	22	47	21	46

11	24	49	23	48

176M5 and M10 Internet Routers Hardware Guide

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Juniper Networks M10, M5 manual RJ-21 Pin Assignments

Contents

M5 and M10 Internet Routers Hardware Guide M5 and M10 Internet Routers Hardware Guide Table of Contents Initial Installation Junos Internet Software Overview Connect the Router and Perform Initial Configuration Replace Hardware Components Tools and Parts Required Appendixes Vii Appendix B Index M5 and M10 Internet Routers Hardware Guide List of Figures List of Figures List of Figures FEB Serial Number ID Label List of Tables Xiii List of Tables Objectives About This ManualAudience Document Organization Documentation ConventionsGeneral Conventions Documentation Conventions List of Technical Publications XviiList of Technical Publications Juniper Networks Technical Documentation Xviii M5 and M10 Internet Routers Hardware Guide How to Request Support How to Request SupportDocumentation Feedback Xix Xx M5 and M10 Internet Routers Hardware Guide Part M5 and M10 Internet Routers Hardware Guide System Description System OverviewField-Replaceable Units FRUs Safety Requirements, Warnings, and Guidelines Safety Requirements, Warnings, and GuidelinesField-Replaceable Units Hardware Component Overview Chassis Chassis Front of M5 Chassis Chassis Physical Specifications Rear of Chassis Midplane Packet Forwarding EnginePacket Forwarding Engine Physical Interface Cards PICs Midplane Forwarding Engine Board FEB Flexible PIC Concentrators FPCsPIC Components FEB Components Routing Engine Routing Engine Routing Engine Components Craft Interface Craft Interface Routing Engine Interface Ports and Status Indicators Alarm LEDs and Lamp Test ButtonAlarm LEDs and Lamp Test Button Power Supplies Power SuppliesPIC Offline Buttons AC Power Supply AC Power Supply Electrical Specifications for AC Power Supply DC Power SupplyElectrical Specifications for DC Power Supply Power Supply LEDs and Self-test Button States for Power Supply LEDFan Tray Fan Tray Cable Management System Cable Management System Junos Internet Software Overview Routing Engine Software Components Routing Engine Software Components Routing Protocol ProcessIPv4 Routing Protocols Routing Engine Software Components IPv6 Routing Protocols Routing and Forwarding Tables Routing Policy VPNs Interface ProcessChassis Process Snmp and MIB II Processes Tools for Accessing and Configuring the Software Management ProcessRouting Engine Kernel Tools for Monitoring the Software Software Upgrades Software Upgrades System Architecture Overview Packet Forwarding Engine Architecture Data Flow through the Packet Forwarding Engine Packet Forwarding Engine Architecture Routing Engine Architecture Routing Engine Architecture Routing Engine Functions Routing Engine Architecture Packets Out 34 M5 and M10 Internet Routers Hardware Guide Part 36 M5 and M10 Internet Routers Hardware Guide Rack Requirements Prepare for Router InstallationRack Size and Strength Rack Requirements Spacing of Mounting Holes Connection to Building Structure Clearance Requirements for Airflow and Hardware Maintenance Router Environmental TolerancesRouter Environmental Tolerances Router Environmental Tolerances Fire Safety Requirements Fire Safety RequirementsFire Suppression Fire Suppression Equipment Power Guidelines, Requirements, and Specifications Power Guidelines, Requirements, and Specifications Site Electrical Wiring Guidelines Router Power RequirementsDistance Limitations for Signaling Radio Frequency Interference Component Power Requirements FEB AC Grounding and Power Cord Specifications AC Power Cord Specifications DC Grounding, Connection, and Cable Specifications DC Power and Grounding Cable Specifications DC Power and Grounding Cable Connections Network Cable Specifications and Guidelines Fiber Optic and Network Cable SpecificationsSignal Loss in Multimode and Single-Mode Fiber-Optic Cable Network Cable Specifications and Guidelines Calculating Power Budget for Fiber-Optic Cable Attenuation and Dispersion in Fiber-Optic Cable Calculating Power Margin for Fiber-Optic Cable Estimated Values for Factors Causing Link Loss Attenuate to Prevent Saturation at SONET/SDH PICs Site Preparation Checklist Site Preparation ChecklistSite Preparation Checklist Site Preparation Checklist 54 M5 and M10 Internet Routers Hardware Guide Tools Required Unpack the RouterUnpack the Router Unpack the Router Generic Inventory of Router Components Choose Front or Center Mounting Choose Front or Center Mounting 58 M5 and M10 Internet Routers Hardware Guide Install the Chassis into the Rack Install the RouterTools and Parts Required Install the Chassis into the Rack Connect the Router and Perform Initial Configuration Connect the Router to Management Devices Connect to a Network for Out-of-Band Management Connect the Router to Management Devices Connect PIC Cables Connect to a Management Console or Auxiliary DeviceConnect PIC Cables Connect PIC Cables Connect Power to an AC-Powered Router Provide Power to the RouterProvide Power to the Router Connect Power to a DC-Powered Router Power On the Router Connect DC Power and Grounding Cables Provide Power to the Router Configure the Junos Internet Software Configure the Junos Internet Software Configure the IP address of a DNS server Commit the configuration to activate it on the router 72 M5 and M10 Internet Routers Hardware Guide Part 74 M5 and M10 Internet Routers Hardware Guide Maintain Hardware Components Routine Maintenance ProceduresMaintain the Fan Tray Maintain Packet Forwarding Engine Components Maintain the FEBMaintain PICs and PIC Cables Maintain Packet Forwarding Engine Components User@host show chassis fpc pic-status Maintain the Power Supplies Maintain the Power Supplies Maintain the Routing Engine Maintain the Routing Engine 80 M5 and M10 Internet Routers Hardware Guide Replace Hardware Components Tools and Parts Required Remove the Fan Tray Replace the Fan TrayReplace the Fan Tray Install the Fan Tray Remove the Fan Tray Replace the FEB Replace Packet Forwarding Engine ComponentsReplace Packet Forwarding Engine Components Remove the FEB Install the FEB Remove the FEB Replace a PIC Remove a PIC Replace Packet Forwarding Engine Components Install a PIC Remove a PIC Replace Packet Forwarding Engine Components Replace Packet Forwarding Engine Components Replace PIC Cables Remove a PIC Cable Install a PIC Cable Replace Packet Forwarding Engine Components Replace an SFP Remove an SFP Install an SFP Replace Packet Forwarding Engine Components Replace an AC Power Supply Replace Power System ComponentsReplace Power System Components Remove an AC Power Supply Remove an AC Power Supply Install an AC Power Supply Disconnect and Connect AC Power 101 Disconnect AC Power from the Router Connect AC Power to the Router Replace an AC Power Cord 103 Replace a DC Power Supply Remove a DC Power Supply 105 Remove a DC Power Supply Install a DC Power Supply 107 Disconnect and Connect DC Power Install a DC Power Supply Disconnect DC Power from the Router 109 Connect DC Power to the Router 111 Remove and Insert the PC Card Replace Routing Engine ComponentsReplace Routing Engine Components 113 Remove the PC Card Remove the PC Card Insert the PC Card 115 Replace the Routing EngineRemove the Routing Engine Install the Routing Engine Remove the Routing Engine 117 Replace Connectors to Routing Engine Interface Ports Replace the Management Ethernet Cable 119 Replace the Console or Auxiliary Cable Serial Port Connector Overview of Troubleshooting Resources Command-Line InterfaceTroubleshoot Hardware Components 121 Hardware and Interface Alarm Messages Overview of Troubleshooting ResourcesLEDs LEDs on the Craft Interface SONET/SDH Interface Alarm Messages Chassis Alarm Messages123 Juniper Networks Technical Assistance Center Troubleshoot the Fan TrayTroubleshoot Packet Forwarding Engine Components Troubleshoot Packet Forwarding Engine Components Troubleshoot the Power System Troubleshoot the Power SystemTroubleshoot the FEB Troubleshoot PICs LED on Both Supplies Is Off LED on One Supply Is Off 127 128 M5 and M10 Internet Routers Hardware Guide Definition of Safety Warning Levels Safety and Regulatory Compliance Information129 Definition of Safety Warning Levels Safety Guidelines and Warnings General Safety Guidelines and WarningsSafety Guidelines and Warnings 131 Qualified Personnel Warning Restricted Access Area Warning 133 Prevent Electrostatic Discharge Damage Electrical Safety Guidelines and Warnings 135 General Electrical Safety Guidelines AC Power Electrical Safety Guidelines DC Power Electrical Safety Guidelines 137 DC Power Disconnection Warning Copper Conductors Warning DC Power Grounding Requirements and Warning 139 DC Power Wiring Sequence Warning DC Power Wiring Terminations Warning 141 Grounded Equipment Warning Case of Electrical Accident 143Midplane Energy Hazard Warning Multiple Power Supplies Disconnection Warning Power Disconnection Warning TN and IT Power Warning 145 Installation Safety Guidelines and Warnings Chassis Lifting Guidelines 147 Installation Instructions WarningRack-Mounting Requirements and Warnings Safety Guidelines and Warnings 149 Safety Guidelines and Warnings 151 Ramp Warning Laser and LED Safety Guidelines and Warnings General Laser Safety Guidelines Class 1 Laser Product Warning 153Class 1 LED Product Warning Laser Beam Warning Radiation From Open Port Apertures Warning Battery Handling Warning Maintenance and Operational Safety Guidelines and Warnings155 Jewelry Removal Warning 157 Lightning Activity Warning Operating Temperature Warning 159 Product Disposal Warning Agency Approvals Agency Approvals Compliance Statements for EMC Requirements CanadaEuropean Community Japan United States Return the Router or Its Components Return Procedure163 Locate Component Serial Numbers Locate Component Serial Numbers PIC Serial Number ID Label FEB Serial Number ID Label165 Power Supply Serial Number ID Label PIC Serial Number ID Label Routing Engine Serial Number ID Label 167 Pack the Router for Shipment Pack the Router for Shipment 169 Pack Components for ShipmentPack Components for Shipment 170 M5 and M10 Internet Routers Hardware Guide Cable Connector Pinouts RJ-45 Connector Pinouts for the Routing Engine Mgmt PortRJ-45 Connector Pinout 171 DB-9 Connector Pinout RJ-48 Connector to RJ-48 Connector Straight PinoutRJ-48 Cable Pinouts for E1 and T1 PICs RJ-48 Cable Pinouts for E1 and T1 PICs RJ-48 Connector to RJ-48 Connector Crossover Pinout 173 RJ-48 Connector to DB-15 Connector Straight Pinout RJ-48 Connector to DB-15 Connector Crossover Pinout 175 RJ-21 Cable Pinouts for Fast Ethernet 12-Port PICRJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC RJ-21 Pin Assignments Index 177 178 M5 and M10 Internet Routers Hardware Guide Index Index Index CLI EMC EMI Packing SONET/SDH SFP Wwarnings