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Table 4: Switch Fabric Redundancy for EX8208 Switches (continued)
Switch Fabric
RedundancySlotSFSlotSRE1SlotSRE0SwitchConfiguration
NoSF moduleSRE moduleEmptyBaseconfiguration
NoEmptySRE moduleSRE moduleUser-defined
configuration
YesSF moduleSRE moduleSRE moduleRedundant
configuration
Related Topics Switch Fabric and Routing Engine (SRE) Module in an EX8208 Switch on page 24•
• Switch Fabric (SF) Module in an EX8208 Switch on page 28
Slot Numbering for an EX8208 Switch
AnEX8208chassisacceptseightlinecards,twoSwitchFabricandRoutingEngine(SRE)
modules, one Switch Fabric (SF) module, one fan tray, and six power supplies (AC or
DC). All 11 slots forthe line cardsand the modulesrun horizontally acrossthe frontof the
chassis. The fan tray slot runs vertically on the left of the chassis front. The six power
supply slots run vertically across the front bottom of the chassis.
This topic describes:
•
Slot Numbering for SRE and SF Module Slots and Line Card Slots on page 13
•
Slot Numbering for the Power Supply Slots on page 15
Slot Numbering for SRE and SF Module Slots and Line Card Slots
Table 5 on page 13 lists the slot numbers on the EX8208 chassis and the components
those slots accept.
Table 5: Slot Numbering for an EX8208 Switch
ComponentsAcceptedin SlotSlotLabel
Line card0
Line card1
Line card2
Line card3
SRE moduleSRE0
SF moduleSF
SRE moduleSRE1
13Copyright©2010, JuniperNetworks, Inc.
Chapter1:EX8208 SwitchOverview