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1-4 CHAPTER 1: SWITCH 3900 SYSTEM AND SETUP OVERVIEW
System Overview — Back Panel of Both Models
Figure 1-3 Back Panel of the 24-Port and 36-Port SuperStack II Switch 3900
Power Receptacle
Console Port
Allows you to connect a workstation or modem to
the Switch 3900 system for management access
1000 Base SX
Pckt
Stat
Console
RPS Connector
Connects to the Optional
Redundant Power System
Optional Gigabit Ethernet Slots
Allow you to add additional
Gigabit Ethernet modules
Fixed Gigabit Ethernet Port
Provides a 1000BASE-SX link
Gigabit Ethernet Port LEDs
Provide information on the
port status and activity