Contents
12
Chapter 2: Virtual Chassis Stacking ............................................................................................................39
VCStack
TM
Introduction .................................................................................................................................... 40
Features of VCStacking..............................................................................................................................40
The Physical Stack ..................................................................................................................................... 40
Resiliency Link............................................................................................................................................ 42
VCStack Recovery States .......................................................................................................................... 42
Resiliency Link Configurations via Switch Ports.........................................................................................44
Resilient Stacked Topology ........................................................................................................................ 45
Stack Formation................................................................................................................................................46
The Role of the Stack Master ..................................................................................................................... 46
Stack Member Failure and Recovery .........................................................................................................49
VCS Failure Recovery ................................................................................................................................50
Stack Maintenance ..................................................................................................................................... 51
Chapter 3: Installing the Hardware ...............................................................................................................53
Reviewing Safety Precautions ..........................................................................................................................54
Unpacking a Switch .......................................................................................................................................... 56
Installing the Power Cord Retaining Clip ..........................................................................................................57
Installing the Switches in an Equipment Rack ..................................................................................................58
Resetting the Switch .........................................................................................................................................60
AT-StackXG Module Installation .......................................................................................................................61
Overview.....................................................................................................................................................61
Preparation ................................................................................................................................................. 61
Installing the AT-StackXG Module.............................................................................................................. 62
Chapter 4: Cabling the Network Ports .........................................................................................................65
Twisted Pair and Fiber Optic Cable Specifications ...........................................................................................66
Twisted Pair Cable Specifications ..............................................................................................................66
SFP/XFP Transceiver Cable Specifications ............................................................................................... 67
Installing SFP/XFP Transceivers ...................................................................................................................... 68
Installing an SFP Transceiver.....................................................................................................................68
Installing an XFP Transceiver.....................................................................................................................71
Cabling the Twisted Pair and Fiber Optic Ports ................................................................................................73
Powering on a Switch ....................................................................................................................................... 74
Starting a Local Management Session.......................................................................................................75
Warranty Registration ....................................................................................................................................... 76
Chapter 5: Troubleshooting .......................................................................................................................... 77
Power LED is Off .............................................................................................................................................. 78
Twisted Pair Port Link LED is Off......................................................................................................................79
SFP or XFP LED is Off ..................................................................................................................................... 80
Transceiver is Installed but the Status is “Not Present” .................................................................................... 81
System Fault LED is Blinking ............................................................................................................................82
System Fault LED is Steadily On ......................................................................................................................83
Cannot Establish a Local (Out-of-Band) Management Session........................................................................ 84
Switch Functions Intermittently .........................................................................................................................85
Issues with Virtual Stacking Chassis Configuration ..........................................................................................86
Appendix A: Technical Specifications .........................................................................................................87
Physical Specifications .....................................................................................................................................87
Environmental Specifications ............................................................................................................................87
Power Specifications......................................................................................................................................... 88
Certifications .....................................................................................................................................................88
RJ-45 Twisted Pair Port Pinouts ....................................................................................................................... 89
RJ-45 Style Serial Terminal Port Pinouts..........................................................................................................91
RPS 21-pin D-combo Port and Connector Pinouts...........................................................................................92
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