NETGEAR ProSafe GS748T User Manual

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CONTENTS
CHAPTER 1: INTRODUCTION..................................................................................................................................................................................................6
Overview..........................................................................................................................................................................................................................6
Features ..........................................................................................................................................................................................................................7
Package Contents.............................................................................................................................................................................................................8
CHAPTER 2: PHYSICAL DESCRIPTION ...................................................................................................................................................................................9
Front and Back Panels ......................................................................................................................................................................................................9
10/100/1000 Mbps RJ-45 Ports ..........................................................................................................................................................................................9
SFP GBIC Module ..........................................................................................................................................................................................................10
LED Descriptions............................................................................................................................................................................................................10
Reset Button ..................................................................................................................................................................................................................10
Factory Defaults Button ................................................................................................................................................................................................... 11
CHAPTER 3: APPLICATIONS.................................................................................................................................................................................................12
Desktop Switching ..........................................................................................................................................................................................................12
Backbone Switching........................................................................................................................................................................................................12
CHAPTER 4: INSTALLATION.................................................................................................................................................................................................14
Step 1: Preparing the Site................................................................................................................................................................................................14
Step 2: Installing the Switch ............................................................................................................................................................................................. 14
Step 3: Checking the Installation.......................................................................................................................................................................................15
Step 4: Connecting Devices to the Switch..........................................................................................................................................................................15
Step 5: Installing a SFP GBIC Module...............................................................................................................................................................................15
Step 6: Applying AC Power..............................................................................................................................................................................................16
Step 7: Switch Management through a Web Browser or Utility Program (Initial Configuration) .................................................................................................16
APPENDIX A: GLOSSARY.....................................................................................................................................................................................................17
APPENDIX B: TROUBLESHOOTING ......................................................................................................................................................................................19
Troubleshooting Chart.....................................................................................................................................................................................................19
Additional Troubleshooting Suggestions............................................................................................................................................................................19
APPENDIX C: TECHNICAL SPECIFICATIONS.........................................................................................................................................................................20

NETGEAR ProSafe GS748T Specifications

Interface

RJ-45 connectors	48
SFP GBIC module bays	4
Auto Uplink	Yes

Performance Specifications

Bandwidth	40 Gbps
Network latency	Less than 20 microseconds
Buffer memory	1, 632 KB

Power Supply

Power consumption	70 W maximum
Input voltage	100-240VAC
Frequency	50-60 Hz

Physical Specifications

Dimensions (H x W x D)	1.7 x 17.3 x 10.1 in
Weight	8.8 lbs
Weight (kg)	4.0 kg

Environmental Specifications

Operating temperature	0 to 40°C
Storage temperature	-20 to 70°C
Operating humidity	90% maximum relative humidity