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® ®
3Com IntelliJack Switch NJ220
User Guide
3CNJ220
www.3Com.com
Part No. 10016226 Rev. AA
Published June 2007
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3Com Corporation Copyright © 2003 – 2007, 3Com Corporation. All rights reserved. No part of this documentation may be 350 Campus Drive reproduced in any form or by any means or used to make any derivative work (such as translation, Marlborough, MA transformation, or adaptation) without written permission from 3Com Corporation. 01752-3064 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corp
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CONTENTS INSTALLING THE NJ220 INTELLIJACK About the IntelliJack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Before You Begin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Obtaining Optional Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Advanced Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Event Alerts 802.1X Settings Changing Device Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 General Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 I
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INSTALLING THE NJ220 INTELLIJACK 1 The 3Com NJ220 IntelliJack is a 4-port, managed Ethernet switch that fits into any standard electrical wall outlet or data port opening. It brings switching capabilities to any single port on an Ethernet network by allowing you to connect up to four networking devices, such as computer, printers, and Voice Over IP (VoIP) telephones to the network via one Ethernet port. You can use optional connectors to connect one or tw
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2 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK • MAC filtering • 802.1x port security • User-configured VLAN IDs for management packets • Port-based “calendar” function About the IntelliJack The following diagram shows the front view of the IntelliJack: 1 Switched ports with LEDs Allow up to four devices to be connected to the network. A green LED indicates connection status when a device is using a particular port. Port number 1 is also a power-forwarding port; it c
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About the IntelliJack 3 4 LEDs Indicates network connection status. Indicates power status. 5 Power socket Can be used to power the IntelliJack with a local power supply (available for purchase from 3Com); required if your network does not support Power Over Ethernet. The following diagram shows the back view of the IntelliJack: 1 Ethernet uplink port Connects the IntelliJack to the network. (RJ-45 female) Make sure the port on the network switch to which the IntelliJack is conn
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4 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK Before You Begin Before you begin installation, register your product at: http://eSupport.3com.com/. The IntelliJack is available in single- and 20-packs. Before you begin the installation, make sure you have the following items, which are included with the IntelliJack: • 1.5 inch, 6x32 screws (2 per IntelliJack) for mounting the IntelliJack to the wall or office cubicle. • Male to male RJ-45 coupler cable (1 per
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Installing the IntelliJack 5 Component Purpose 3C Number(s) Local power For locally powering a single IntelliJack; 3CNJPSL supply required if your network does not support Power Over Ethernet. VoIP telephone For powering a VoIP telephone on a network 3CNJVOIPMOD-NBX power cable that uses Capacitive Power Discovery 3CNJVOIPMOD-20 Process-compatible Power Over Ethernet. 3CNJVOIP-CPOD 3CNJVOIP-CPOD-20 Extension ring For ensuring that the IntelliJack is properly 3CNJEX
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6 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK The following diagram displays an overview of the recommended installation, where the IntelliJack is being connected to an Ethernet network cable that is terminated with a female RJ-45 connector. Detailed installation instructions are included in the sections that follow. Setting up the Power Power to the IntelliJack can be supplied one of the following ways: Supply • Over the network via an integrated switch that suppo
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Installing the IntelliJack 7 The multi-port Ethernet power supply from 3Com connects to an existing Ethernet or Fast Ethernet infrastructure with standard Category 5 or Category 5e UTP cabling, and powers up to 24 IntelliJacks. See “Obtaining Optional Components” on page 4 for ordering information. For complete installation instructions, see the multi-port Ethernet power supply documentation. Using a Single-port Ethernet Power Supply To use a single-port power supply, connect the pow
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8 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK Installing the Adapter Install the blank adapter plate, or if you want to use pass-through ports for Plate and Pass-Through connecting an analog or PBX digital telephone or for setting up a connection to a Ports separate network segment, purchase supported connectors and install them on the appropriate IntelliJack adapter plate (included with the single pack; available for purchase separately with the 20-pack). For a list of connectors t
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Installing the IntelliJack 9 Planning the Installation When installed, the back of the IntelliJack extends into a wall or cubicle opening 1.5 inches. Because the depth of some wall and cubicle openings differ, observe the following requirements and recommendations before installing the IntelliJack: • Make sure the wall or cubicle opening where the IntelliJack is being installed complies with the NEMA-WD6 standard, as described below. • Make sure the distance between the back of the IntelliJac
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10 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK Setting up the Network The network cabling at your site (from the wiring closet to the wall or cubicle Cabling at Your Site opening) may already be installed. If it is not, install the cabling following these general guidelines. CAUTION: It is recommended that a professional cable installer performs these procedures. Be sure to adhere to local safety and regulatory codes during the cable installation. 1 Connect one end of an Ethernet cable to yo
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Installing the IntelliJack 11 • If the end of the cable is terminated with a male connector, connect the network cable directly into the Ethernet uplink port. Mounting the IntelliJack After connecting the IntelliJack to the network, use the two provided screws to mount the IntelliJack in any standard NEMA-WD6 cubicle opening or wall outlet. If the cubicle or wall opening has a depth of fewer than 1.5 inches, does not support the NEMA-WD6 standard, or does not have pre-drilled screw holes, mo
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12 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK Connecting the Local If your network does not support Power Over Ethernet, or if you are not using a Power Supply (Optional) single-port or multi-port Ethernet power supply, you must purchase a local power supply from 3Com (see “Obtaining Optional Components” on page 4). To connect the local power supply to the IntelliJack, please follow these steps: 1 Route the power cable through the strain relief of the IntelliJack (as shown in the diagram be
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Checking the LEDs 13 5 Plug the local power supply into the power source. WARNING: Use the local power supply available from 3Com. Failure to do so may result in damage to the IntelliJack, or may result in a hazardous situation. Connecting Devices to After the IntelliJack is installed and mounted, connect your networking devices the IntelliJack (such as computers, printers, etc.) to any of the four switched ports on the front of the IntelliJack. If you installed the adapter plate with pass-th
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14 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK
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INSTALLING THE 2 CONFIGURATION MANAGERS Once you have installed the NJ220 hardware, you need to configure it for use on your particular network. To configure the NJ220, install the Local and Central Configuration managers. NOTE: You will use the Local Configuration Manager for initial configuration of the NJ220 on your network. It’s usually easiest if you load this software on a laptop and use it to configure IntelliJacks as you install them. The NJ220 Central Configuration Manager is used
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16 CHAPTER 2: INSTALLING THE CONFIGURATION MANAGERS 2 If your computer is configured to Auto-Play CDs, the installation will start automatically. If not, double-click the setup.exe icon on the CD, and you will see this window: 3 Click Next to continue.
