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3Com NJ220 The following diagram shows the back view of the IntelliJack, About the IntelliJack

Models: NJ220

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About the IntelliJack

				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
		Make sure the port on the network switch to which the
		IntelliJack is connected is configured as a standard MDI-X port.

2	Slot for adapter plate	Can be fitted with an adapter plate, which can be installed with
		up to two pass-through ports.

3	Adapter plate with	Connects the installed pass-through port to the network.
	installed
	pass-through port
	connector

Image 7

3Com NJ220 manual The following diagram shows the back view of the IntelliJack, About the IntelliJack, LEDs, Power socket

Contents

3Com IntelliJack Switch NJ220 3CNJ220User Guide 01752-3064 3Com Corporation350 Campus Drive Marlborough, MAUSING THE LOCAL CONFIGURATION MANAGER CONTENTSINSTALLING THE NJ220 INTELLIJACK INSTALLING THE CONFIGURATION MANAGERSIdentification Settings Hardware Settings TROUBLESHOOTING THE NJ220PRODUCT SPECIFICATIONS WARRANTY AND REGULATORY INFORMATION 802.1X SettingsDevice discovery Port status state, duplex, speed Statistics INSTALLING THE NJ220 INTELLIJACKLocally via an optional local power supply Firmware upgrade Rate limitingMAC filtering 802.1x port security User-configured VLAN IDs for management packetsPort-based “calendar” function Can be used to power the IntelliJack with a local power The following diagram shows the back view of the IntelliJackIndicates power status Power socketBefore You Begin Installing the IntelliJack consists of the following steps Installing theIntelliJack Supply NOTE For a list of power supplies that support the IntelliJack, go toUsing an Integrated Switch with Power Over Ethernet Using a Multi-port Ethernet Power SupplyUsing the 3Com Local Power Supply Using a Single-port Ethernet Power SupplyInstalling the IntelliJack 2 Thread the network cables through the empty slot on the IntelliJack Commercial Building Telecommunications Cabling Standard n ANSI/TIA/EIA-568general guidelines If the end of the cable is terminated with a male connector, connect the network cable directly into the Ethernet uplink port 2 Securely mount the IntelliJack on a wall the IntelliJack 5 Plug the local power supply into the power sourceConnecting Devices to You can verify the IntelliJack installation by checking the LEDs14 CHAPTER 1 INSTALLING THE NJ220 INTELLIJACK Configuration Managers INSTALLING THE 2 CONFIGURATION MANAGERS3 Click Next to continue 16 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERSInstalling the Local and Central Configuration Managers 18 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS Installing the Local and Central Configuration Managers 20 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS 9 Review the settings you selected and click the Install buttonConfiguration Installing the WebManager http//jakarta.apache.org/site/binindex.cgi NOTE Make a note of the directory in which you install the JDKNOTE Make a note of the directory in which you install this program http//java.sun.comhttp//YourServerIPAddress8080/3ComIJNJ/main/index.jsp 24 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS USING THE 3 LOCAL CONFIGURATION MANAGER 26 CHAPTER 3 USING THE LOCAL CONFIGURATION MANAGER Options Setting Advanced28 CHAPTER 3 USING THE LOCAL CONFIGURATION MANAGER Network USING THE 4 CENTRAL CONFIGURATION MANAGERDiscovering NJ220 Devices on Your30 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER NOTE The default subnets are the ones your machine is connected toFill in the Subnet and Mask fields and click OK or 32 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Properties Viewing DeviceGeneral Tab 34 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGERPort Information Product Information 36 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Hardware Settings9 Click the ATU Table button to make changes to the NJ220’s ATU table. The screen you see allows you to display all MAC addresses that have been plugged into that IntelliJack or just the ones that you have “locked down” to it. You can refresh the list, add MAC addresses to it, edit existing ones or delete entries in the ATU table 38 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Statistics Log SNMP Settings Advanced Settings 19 Click Exit to close the Device Property window Changing Device Configurationfeature Changing Device ConfigurationHardware Settings General Configuration3 Make sure the General Configuration tab is selected Identification SettingsChanging Device Configuration Port Based Settings Priority & VLAN Configuration46 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Other Priority & VLAN Settings 48 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Password Security Configuration802.1X Ethernet switch no 802.1X control applies Page 52 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER SNMP ConfigurationEvent Alert Levels Advanced ConfigurationPort Based Controls 54 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGERPriority Option Restoring Default ValuesGlobal Setting Default ValueGroup Name Location Name Password IP Address DHCP Settings 41 When you are finished entering the configuration changes to your NJ220 IntelliJack, click the OK button and a Configuration Progress dialog box will appear. If you don’t want to apply the changes you made, click Exit to discard those changes and exit the window 58 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Connected to NJ220 Finding ComputersDevices Firmware Upgrading the NJ220Upgrading the NJ220 Firmware 6 Click Next and a window like this will appear62 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Viewing Log Files The Central Configuration Manager creates a log file with details of the firmware upgrades, configuration operations, and alert messages from the IntelliJack. This file is in the Central Configurator\Log subdirectory under the directory where you installed the IntelliJack configuration software. You can the log by selecting Log History from the View menu. A window like this will appear 64 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Upgrades you have scheduled, follow these stepsTroubleshooting Matrix Troubleshooting the NJ220Description Troubleshooting the NJ220Solution Event/MessageServices Service BenefitsSolve Problems Online Warranty andTelephone Technical Access SoftwareDownloads Contact UsProduct model name, part number, and serial number Telephone Number CountryTelephone Number CountryPerformance Product SpecificationsHardware Network InterfaceEnvironment Product SpecificationsFeatures MIB SupportRMON Counters Product Specifications experienced exactly one collision delayed because the medium is busy during the first attemptSingle Total number of successfully transmitted frames thatProduct Specifications REGULATORY INFORMATION Translation JAPAN VCCI COMPLIANCE