Table24: N+N PowerSupply Requirements for EX8216 SwitchConfigurations
Using3000 W AC Power Supplies (Junos OS Release10.2 or Later
Only).........................................................46
Table25: PowerSupply LEDson EX8200 Switches. . . . . . . . . . . . . . . . . . . . . . . . 47
Table26: N+1 PowerRedundancy Configurations for DifferentEX8208 Switch
ConfigurationsUsing 2000 WDC Power Supplies. . . . . . . . . . . . . . . . . . . . . 50
Table27: N+1 PowerRedundancy Configurations for DifferentEX8216 Switch
ConfigurationsUsing 3000 WDC Power Supplies. . . . . . . . . . . . . . . . . . . . . 50
Table28: DCPower SupplyLEDs in EX8200Switches . . . . . . . . . . . . . . . . . . . . . . 51
Chapter3 ComponentSpecifications.........................................57
Table29: EX SeriesSwitches Console Port ConnectorPinout Information . . . . . 58
Table30: ManagementPort Connector Pinout Information for EX8200
Switches......................................................59
Table31: Optical InterfaceSupport for SFP+ Transceiversin 8-port SFP+ Line
CardsUsedinEX8200Switches...................................61
Table32: Optical InterfaceSupport and Copper Interface Support for SFP
Transceiversin 40-port SFP+Line Cards Used in EX8200 Switches. . . . . . 66
Table33: OpticalInterface Support for SFP+ Transceiversin 40-port SFP+ Line
CardsUsedinEX8200Switches...................................70
Table34: Optical InterfaceSupport and Copper Interface Support for SFP
Transceiversin 48-portSFP Line Cards Usedin EX8200 Switches. . . . . . . . 75
Table35: SFP+ DirectAttach Cable Specifications. . . . . . . . . . . . . . . . . . . . . . . . 85
Part2 Planningfor Switch Installation
Chapter4 SitePreparation...................................................91
Table36:SitePreparationChecklist....................................91
Table37: Site Electrical WiringGuidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Table38: EX Series Switch EnvironmentalTolerances . . . . . . . . . . . . . . . . . . . . . 95
Chapter5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Table39: RackRequirements andSpecifications for anEX8208 Switch . . . . . . . 98
Table40: Cabinet Requirements and Specificationsfor an EX8208 Switch . . . 100
Chapter6 CableRequirements..............................................105
Table41: CableSpecifications for Switch-to-Management-Device
Connections...................................................105
Chapter7 PlanningPowerRequirements.....................................109
Table42: PowerSpecifications for a 2000 W AC PowerSupply in an EX8200
Switch .......................................................109
Table43: PowerSpecifications for a 3000 W AC PowerSupply in an EX8200
Switch........................................................110
Table44: PowerSpecifications for a 3000 W DC Power SupplyUsed in an
EX8216Switch.................................................110
Table45: PowerSpecifications for a 2000 W DC Power SupplyUsed in an
EX8208Switch.................................................111
Table46: EX8208 Switch Component PowerRequirements . . . . . . . . . . . . . . . . 111
Table47: ACPower Cord Specificationsfor an EX8200 Switch. . . . . . . . . . . . . . 112
Copyright© 2010, Juniper Networks,Inc.xviii
CompleteHardwareGuide for EX8208 Ethernet Switches