Page 3 - Contents; Chapter 1 Introduction
3 Contents Chapter 1 Introduction Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Package Contents . . . . . . . . . . . ....
Page 4 - Appendix B Technical Specifications
4 GS748T Gigabit Smart Switch Switch Integrity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29Auto-Negotiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Appendix B Technical Specifications Appendix C Notificati...
Page 5 - Introduction
5 1 1. Introduction Congratulations on the purchase of your NETGEAR ® ProSafe TM GS748T Gigabit Smart Switch! Your GS748T switch is a state-of-the-art, high-performance, IEEE-compliant network solution designed for users who require a large number of ports and want the power of Gigabit connectivity ...
Page 7 - Features
7 GS748T Gigabit Smart Switch Features The following list identifies the key features of the GS748T: • Forty-eight 10/100/1000 Mbps auto-sensing Gigabit-Ethernet switching ports. • Two SFP combo ports. • Two dedicated 1000M SFP fiber ports. • Full NETGEAR Smart Switch functionality. • Full compatibi...
Page 8 - Package Contents
8 GS748T Gigabit Smart Switch Package Contents Figure 1 shows the package contents of the GS748T Gigabit Smart Switch. Figure 1. Package Contents Verify that the package contains the following: • GS748T Gigabit Smart Switch • Rubber footpads for tabletop installation • Rackmounting kits • Power cord...
Page 9 - Physical Description
9 2 2. Physical Description This chapter describes the GS748T Gigabit Smart Switch hardware features. Topics include: • GS748T Front-Panel and Back-Panel Configuration • LED Designations • Device Hardware Interfaces
Page 11 - LED Designations; Port LEDs; System LED
11 GS748T Gigabit Smart Switch LED Designations Port LEDs The following table describes the RJ-45, combo, and dedicated SFP port LED designations. There are two LEDs for each RJ-45 port. Each SFP port has its own indication LED. System LED The following table describes the system LED designations. L...
Page 12 - Device Hardware Interfaces; SFP Ports
12 GS748T Gigabit Smart Switch Device Hardware Interfaces RJ-45 Ports RJ-45 ports are autosensing ports. When inserting a cable into an RJ-45 port, the switch automatically ascertains the maximum speed (10, 100, or 1000 Mbps) and duplex mode (half-duplex or full-duplex) of the attached device. All p...
Page 15 - Applications
15 3 3. Applications Your GS748T Gigabit Smart Switch is designed to provide flexibility in configuring your network connections. It can be used as your only network traffic-distribution device or with 10 Mbps, 100 Mbps, and 1000 Mbps hubs and switches.
Page 16 - Desktop Switching
16 GS748T Gigabit Smart Switch Desktop Switching The GS748T can be used as a desktop switch to build a small network that enables users to have 1000 Mbps access to a file server. With full-duplex enabled, the switch port connected to the server or computer can provide 2000 Mbps throughput. Figure 4....
Page 17 - Backbone Switching
17 GS748T Gigabit Smart Switch Backbone Switching You can use the GS748T Gigabit Smart Switch as a backbone switch in a small network that gives users high-speed access to servers and other network devices. Figure 5. Backbone Switching L E D L i n k / Ac t M o d e G re e n = L i n k a t 1 0 0 0 M Ye...
Page 19 - Installation
19 4 4. Installation This chapter describes the installation procedures for your GS748T Gigabit Smart Switch. Switch installation involves the following steps: Step 1: Prepare the Site Step 2: Install the Switch Step 3: Check the Installation Step 4: Connect Devices to the Switch Step 5: Install an ...
Page 20 - Step 1: Prepare the Site
20 GS748T Gigabit Smart Switch Step 1: Prepare the Site Before you install the switch, ensure the operating environment meets the site requirements in the following table. Characteristics Requirements Mounting • Desktop installations - Provide a flat table or shelf surface. • Rackmount installations...
Page 21 - Step 2: Install the Switch; Install the Switch on a Flat Surface
21 GS748T Gigabit Smart Switch Step 2: Install the Switch The GS748T can be used on a flat surface or mounted in a standard network equipment rack. Install the Switch on a Flat Surface The switch ships with four self-adhesive rubber footpads. Stick one rubber footpad on each of the four concave spac...
Page 22 - Step 3: Check the Installation
22 GS748T Gigabit Smart Switch Step 3: Check the Installation Before applying power to the switch, perform the following steps: • Inspect the equipment thoroughly. • Verify that all cables are installed correctly. • Check cable routing to make sure cables are not damaged or creating a safety hazard....
Page 23 - Step 4: Connect Devices to the Switch
23 GS748T Gigabit Smart Switch Step 4: Connect Devices to the Switch The following procedure describes how to connect computers to the switch’s RJ-45 ports. The GS748T contains Auto Uplink technology, which allows the attaching of devices using either straight-through or crossover cables. Figure 7. ...
Page 24 - Step 5: Install an SFP Transceiver Module
24 GS748T Gigabit Smart Switch Step 5: Install an SFP Transceiver Module The following procedure describes how to install an optional SFP transceiver module into one of the SFP ports of the switch. Note: Contact your NETGEAR sales office to buy these modules. If you do not want to install an SFP mod...
Page 25 - Step 6: Apply AC Power
25 GS748T Gigabit Smart Switch Step 6: Apply AC Power The GS748T Gigabit Smart Switch does not have an ON/OFF switch. Power must be controlled by the power cord connection. Before connecting the power cord, select an AC outlet that is not controlled by a wall switch, which can turn off power to the ...
Page 27 - Troubleshooting
27 A A. Troubleshooting This chapter provides information about troubleshooting the NETGEAR Smart Switch. Topics include the following: • Troubleshooting Chart • Additional Troubleshooting Suggestions
Page 29 - Additional Troubleshooting Suggestions; Network Adapter Cards
29 GS748T Gigabit Smart Switch Additional Troubleshooting Suggestions If the suggestions in Troubleshooting Chart do not resolve the problem, refer to the troubleshooting suggestions in this section. Network Adapter Cards Ensure the network adapter cards installed in the computers are in working con...
Page 31 - Technical Specifications; Network Protocol and Standards Compatibility
31 B B. Technical Specifications Network Protocol and Standards Compatibility IEEE 802.3 10BASE-T IEEE 802.3u 100BASE-TX IEEE 802.3ab 1000BASE-T IEEE 802.3z 1000BASE-X IEEE 802.3az (Energy Efficient Ethernet) IEEE 802.3x full-duplex flow control Management Windows 2000 + XP, Vista; Windows 7, Micros...
Page 34 - Electromagnetic Emissions; Safety
34 GS748T Gigabit Smart Switch Storage temperature: –20°C to 70°C (–4°F to 158°F) Storage humidity: 5% to 95% maximum relative humidity, noncondensing Electromagnetic Emissions CE Class A, including EN 55022 (CISPR 22), EN 55024, and EN 50082-1 FCC Part 15 Class A VCCI Class A C-Tick KC Safety UL/cU...
Page 35 - Notification of Compliance; N E TG E A R W i r e d P r o d u c t s
35 C C. Notification of Compliance N E TG E A R W i r e d P r o d u c t s Regulatory Compliance Information This section includes user requirements for operating this product in accordance with National laws for usage of radio spectrum and operation of radio devices. Failure of the end-user to compl...
Page 37 - Index; Numerics
37 Index Numerics 1U 7 8-pin 12 A Applying AC Power 25 Auto Uplink 12 Auto-negotiating 7 Autosensing 12 B Backpressure 7 C Category 5 Unshielded Twisted-Pair 6 Checking the Installation 22 Class of Service 6 compliance 35 Connecting Devices to the Switch 23 , 24 Crossover 12 D Default Reset Button 1...
