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Contents
6
VCS Stacking Module.................................................................................................................................48
AC Power Connector..................................................................................................................................49
Chapter 2: Virtual Chassis Stacking ...............................................................................................................51
VCStack
TM
Introduction..............................................................................................................................52
Features of VCStacking .......................................................................................................................52
The Physical Stack...............................................................................................................................52
Resiliency Link .....................................................................................................................................54
VCStack Recovery States....................................................................................................................54
Resiliency Link Configurations via Switch Ports ..................................................................................56
Resilient Stacked Topology..................................................................................................................57
Stack Formation .........................................................................................................................................58
The Role of the Stack Master...............................................................................................................58
Stack Member Failure and Recovery...................................................................................................61
VCS Failure Recovery..........................................................................................................................62
Stack Maintenance...............................................................................................................................63
Chapter 3: Installing the Hardware .................................................................................................................65
Reviewing Safety Precautions....................................................................................................................66
Unpacking a Switch....................................................................................................................................69
Installing the Power Cord Retaining Clip....................................................................................................70
Installing the Switches in an Equipment Rack............................................................................................71
Resetting the Switch...................................................................................................................................73
VC Stacking Module Installation.................................................................................................................74
Overview ..............................................................................................................................................74
Preparation...........................................................................................................................................74
Installing the AT-StackXG Module .......................................................................................................75
Chapter 4: Cabling the Network Ports ............................................................................................................79
Twisted Pair and Fiber Optic Specifications...............................................................................................80
Twisted Pair Cable Specifications........................................................................................................80
SFP/XFP Transceiver Specifications ...................................................................................................81
Installing SFP/XFP Transceivers................................................................................................................82
Installing an SFP Transceiver ..............................................................................................................82
Installing an XFP Transceiver ..............................................................................................................85
Cabling the 10/100/1000Base-T and Fiber Optic Ports..............................................................................87
Powering on a Switch.................................................................................................................................88
Starting a Local Management Session ................................................................................................89
Warranty Registration.................................................................................................................................91
Chapter 5: Troubleshooting ............................................................................................................................93
Power LED is Off........................................................................................................................................94
Twisted Pair Port Link LED is Off ...............................................................................................................95
SFP or XFP LED is Off...............................................................................................................................96
Transceiver is Installed but the Status is “Not Present”..............................................................................97
System Fault LED is Blinking .....................................................................................................................98
System Fault LED is Steadily On ...............................................................................................................99
Cannot Establish a Local (Out-of-Band) Management Session...............................................................100
Switch Functions Intermittently................................................................................................
.................101
Issues with Virtual Stacking Chassis Configuration..................................................................................102
Appendix A: Technical Specifications ..........................................................................................................103
Physical Specifications.............................................................................................................................103
Environmental Specifications ...................................................................................................................104
Power Specifications ................................................................................................................................104
Certifications.............................................................................................................................................105
RJ-45 Twisted Pair Port Pinouts...............................................................................................................106
RJ-45 Style Serial Terminal Port Pinouts .................................................................................................108
AT-RPS3104 17-pin Connector Pinouts...................................................................................................108
AT-RPS3204 21-pin D-combo Port and Connector Pinouts.....................................................................110