Installation guide

Table of Contents
4
A Few Basics to Ethernet Switching ..............................................................................................................................................................43
MAC Address Table.................................................................................................................................................................................... 43
Duplex Mode................................................................................................................................................................................................ 44
Store and Forward...................................................................................................................................................................................... 44
Backpressure and Flow Control............................................................................................................................................................. 44
Network Topologies ...........................................................................................................................................................................................46
Power Workgroup Topology.................................................................................................................................................................. 46
Collapsed Backbone - Hub Topology.................................................................................................................................................. 47
Mixed Topology .......................................................................................................................................................................................... 48
Collapsed Backbone - Switch Topology............................................................................................................................................. 49
Chapter 2
Installation ...........................................................................................................................................................................................................50
Reviewing Safety Precautions .........................................................................................................................................................................51
Selecting a Site for the Switch ........................................................................................................................................................................52
Planning the Installation ...................................................................................................................................................................................53
Unpacking the Switch ........................................................................................................................................................................................55
Installing the Switch in a Rack ........................................................................................................................................................................56
Installing an Optional GBIC Module .............................................................................................................................................................58
Installing an Optional Expansion or Stacking Module ...........................................................................................................................60
Installing an Optional AT-RPS3004 Redundant Power Supply ...........................................................................................................63
Cabling and Powering On the Switch ..........................................................................................................................................................66
Starting a Local Management Session .........................................................................................................................................................71
Warranty Registration ........................................................................................................................................................................................74
Chapter 3
Troubleshooting ................................................................................................................................................................................................75
Appendix A
Technical Specifications ................................................................................................................................................................................79
Physical Specifications .......................................................................................................................................................................................79
Dimensions................................................................................................................................................................................................... 79
Weight ............................................................................................................................................................................................................ 79
Recommended Minimum Ventilation on All Sides........................................................................................................................ 79
Environmental Specifications .........................................................................................................................................................................80
Operating Temperature ........................................................................................................................................................................... 80
Storage Temperature................................................................................................................................................................................ 80
Operating Humidity................................................................................................................................................................................... 80
Storage Humidity........................................................................................................................................................................................ 80
Operating Altitude Range........................................................................................................................................................................ 80
Power Specifications ..........................................................................................................................................................................................81
Maximum Power Consumption ............................................................................................................................................................ 81
AC Input Voltage......................................................................................................................................................................................... 81
Frequency...................................................................................................................................................................................................... 81
Safety and Electromagnetic Emissions Certifications ............................................................................................................................82
Safety............................................................................................................................................................................................................... 82
EMI.................................................................................................................................................................................................................... 82
Immunity ....................................................................................................................................................................................................... 82
Quality and Reliability............................................................................................................................................................................... 82
Standards ...............................................................................................................................................................................................................83
SNMP Support ......................................................................................................................................................................................................84
Connectors .............................................................................................................................................................................................................85
RJ-45 Twisted Pair Port Pinouts............................................................................................................................................................. 85
RS232 Terminal Port Pinouts.................................................................................................................................................................. 86
RPS 16-pin Molex Connector Port Pinouts........................................................................................................................................ 87
MT-RJ Connector......................................................................................................................................................................................... 88