Page 3 - ONTENTS
C ONTENTS I NSTALLING THE NJ240FX About the NJ240FX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 5 - fiber
1 I NSTALLING THE NJ240FX I NTELLI J ACK The 3Com NJ240FX IntelliJack is a 4-port, managed Ethernet switch that fits into any standard electrical wall outlet or data port opening. It brings switching capabilities for up to four networking devices, such as computer, printers, and Voice Over IP (VoIP)...
Page 8 - Before You Begin; Planning the Installation; Commercial Building Telecommunications Cabling Standard
4 C HAPTER 1: I NSTALLING THE NJ240FX I NTELLI J ACK Before You Begin Before you begin installation, register your product at: http://eSupport.3com.com. The IntelliJack is available in three connector types: -LC (3CRNJ240FXLCTAA-75), -SC (3CRNJ240FXSCTAA-75), and -ST (3CRNJ240FXSTTAA-75). Before you...
Page 9 - Setting up the Power; Instructions for unpacking and mounting the NJ240FX.
Mounting the IntelliJack 5 Setting up the Power Supply Power to the IntelliJack Switch NJ240FX is provided via AC power. It has an internal power supply that can accept 100~240V AC power. A power connector is supplied that can be securely plugged into the unit. Mounting the IntelliJack Before connec...
Page 11 - Push back all excess cabling into the NEMA box.
Mounting the IntelliJack 7 8 Reassemble the plastic cable tray to the main housing in the reverse order from step 2. 9 If the pass-thru feature is required, route the existing female RJ45 connector and cable through the same rectangular opening in the metal mounting plate. Again ensure you have allo...
Page 12 - The IntelliJack has two ways to connect devices:
8 C HAPTER 1: I NSTALLING THE NJ240FX I NTELLI J ACK 13 Align the main housing mounting hole with the metal mounting boss on the metal mounting plate and secure with the supplied long oval head machine screw. Connecting Devices to the NJ240FX Once the power source and the data source have been verif...
Page 13 - Checking the LEDs; You can verify the NJ240FX installation by checking the LEDs.; LED
Checking the LEDs 9 Checking the LEDs You can verify the NJ240FX installation by checking the LEDs. LED Description (LAN) n On—the IntelliJack is connected to the network and a link has been established. n Off—there is no connection to the network. (Power) n On—the IntelliJack switch is receiving po...
Page 15 - System Requirements; Pentium processor
2 I NSTALLING THE C ONFIGURATION M ANAGERS Once you have installed the NJ240FX hardware, you need to configure it for use on your particular network. To configure the NJ240FX, install the Local and Central Configuration managers. System Requirements The machine you install the software on should mee...
Page 16 - Click Next to continue.
12 C HAPTER 2: I NSTALLING THE C ONFIGURATION M ANAGERS Installing the Local and Central Configuration Managers Run the following steps to install the Configuration Manager software: 1 Insert the NJ240FX CD into your Windows 2000, Windows XP Pro, or Windows NT computer. 2 If your computer is configu...
Page 17 - Select the type of IntelliJack switch you would like to manage.
3 U SING THE L OCAL C ONFIGURATION M ANAGER Initializing the IntelliJack Once you have installed the NJ240FX hardware on your network and the Local Configuration Manager software on your computer, you need to perform an initial configuration of the IntelliJack. 1 The first step is to connect your co...
Page 18 - Make sure the General tab is selected.
14 C HAPTER 3: U SING THE L OCAL C ONFIGURATION M ANAGER application. If this computer has more than one network interface, it may be necessary to specify the correct interface number. You can use the Windows IPCONFIG DOS command to assist you in determining the correct interface number. 6 Click OK,...
Page 19 - Those are the only steps
Setting Advanced Options 15 the IP Address, Subnet Mask, and Default Gateway information in the appropriate fields. 12 If you wish, check the box next to Lock IP Address. Selecting this option will ensure that the IntelliJack will always use a particular address. 13 Click the Configure button. Any c...
Page 23 - If the CCM is operating in IPv6 mode, it will look like this:
Discovering IntelliJacks on Your Network 19 2 Click OK, and you will see a window similar to this one if the CCM is operating in IPv4 mode and you have previously discovered IntelliJacks: If the CCM is operating in IPv6 mode, it will look like this:
Page 24 - If the CCM is operating in IPv6 mode, the window will look like this:
20 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER 3 Select Discovery from the Devices menu or click the Discover button on the toolbar to load the following window (this window will load automatically the first time you run the Central Configuration Manager). If the CCM is operating in IPv6...
Page 25 - NOTE: The default subnets are the ones your machine is connected to.
Discovering IntelliJacks on Your Network 21 4 You can discover new devices based on a specific subnet or on a specific range of IP addresses. a To discover devices by subnet, select that option on the screen. Click the Add button to add a new subnet to the discovery list. The following box will appe...
Page 28 - If the CCM is operating in IPv6 mode, the screen will look like this:; General Tab
24 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER If the CCM is operating in IPv6 mode, the screen will look like this: General Tab 3 With the General tab selected, you can view and edit information about the device such as the IP address, subnet mask, default gateway, and whether it uses a...
Page 29 - Click OK to save your changes or Cancel to discard them.; Product Information
Viewing Device Properties 25 You can double-click on any of the ports to find out more information or configure that particular port. Click OK to save your changes or Cancel to discard them. Product Information 6 Under the Product Information box, you can see the current firmware version of the Inte...
Page 30 - Hardware Settings Tab
26 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER Hardware Settings Tab 7 Click on the Hardware Settings tab to view status information about the switch. Several fields in this window can be edited, a few cannot. You can change the values of the fields with drop-down lists: Priority Schedul...
Page 34 - You can reset all counters to zero by clicking Clear.; SNMP Settings Tab; Click on the SNMP Settings tab to see the following window:
30 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER You can reset all counters to zero by clicking Clear. To save device data to a log file, click Get Device Log. This will prompt you for a filename and location to save the log file. SNMP Settings Tab 13 Click on the SNMP Settings tab to see ...
Page 36 - Advanced Settings Tab; Click on the Advanced Settings tab to see the following window:
32 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER Advanced Settings Tab 17 Click on the Advanced Settings tab to see the following window: 18 You can view the Event Alert Level and 802.1X Settings configured for this particular NJ240FX. 802.1X is a security protocol for LANs that relies on ...
Page 37 - Alert Level
Viewing Device Properties 33 Different Alert Levels notify you of specific events happening with the IntelliJack. Each level above 0 provides different types of event alerts as described below: Next to the Event Alert Level field is a box labeled Receive Alert. If you are running the Central Configu...
Page 38 - System Log Settings Tab; Click Exit to close the Device Property window.
34 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER System Log Settings Tab 19 Click on the System Log Settings tab to display the following window: 20 If the CCM is operating in IPv6 mode, then the screen will present an IPv6 formatted address field. The NJ240FX will store only one set of Sy...
Page 39 - Select one or more IntelliJacks from the devices list.
Changing Device Configuration 35 Changing Device Configuration Many of the properties that you can view from the Device Property windows can be changed from the Device Configuration window. Here’s how to use this feature: 1 Select one or more IntelliJacks from the devices list. 2 Select Configuratio...
Page 40 - General Configuration; Make sure the General Configuration tab is selected.; Identification Settings; Configure the DHCP setting to the desired state.; Hardware Settings
36 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER This window has six tabs across the top--General Configuration, Priority & VLAN Configuration, Security Configuration, SNMP Configuration, Advanced Configuration, and System Log Settings. Check the box next to any setting you want to cha...
Page 43 - Other Priority & VLAN Settings
Changing Device Configuration 39 14 The default setting for the Default Priority Level is 802.1p Priority 0 or 1. You can change this setting to Priority 2 or 3, Priority 4 or 5, or Priority 6 or 7. The IntelliJack has four traffic queues with two priorities per queue. The lowest numbers (0 and 1) h...
Page 45 - Security Configuration; You can change the device password (the default password is “
Changing Device Configuration 41 Security Configuration 21 Select the Security Configuration tab to set the security options of the IntelliJack. Password 22 You can change the device password (the default password is “ password ”), and either enable or disable local configuration. 802.1X 23 To chang...
Page 48 - SNMP Configuration
44 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER SNMP Configuration 28 Click the SNMP Configuration tab to change the SNMP settings of the NJ240FX. 29 Select the desired level of SNMP Management. Depending on the selected level of management, you will need to configure other SNMP Parameter...
Page 50 - Advanced Configuration; Select the Advanced Configuration tab for this window:; Event Alert Levels
46 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER Advanced Configuration 37 Select the Advanced Configuration tab for this window: Event Alert Levels 38 At the top of this window is a setting to specify the Event Alert Level. The NJ240FX can alert you when specific events occur. While this ...
Page 51 - Port Based Controls
Changing Device Configuration 47 Port Based Controls 39 For the next three settings, first select the port you want to configure. 40 You can turn on Flow Control for a specific port. Setting Flow Control to Off (the default setting) allows full passage of traffic regardless of how quickly it is proc...
Page 52 - Restoring to Base Configurations; Priority Option
48 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER The following chart shows the various options you can choose on a per port basis: 43 You can change the LAN Port Speed and Duplex settings. The default setting is for the switch to automatically negotiate a speed and duplex that matches your...
Page 53 - Port Setting
Changing Device Configuration 49 The values that remain unchanged when you click Restore Base Configuration are: • Group Name • Location Name • Password • IP Address • DHCP Settings • SNMP Get, Set, and Trap Community Strings • SNMP Trap Destination IP Address • Subnet Mask • Gateway • Device Log (s...
Page 54 - System Log Settings; Select the System Log Settings tab to view this window:
50 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER System Log Settings Select the System Log Settings tab to view this window: 46 If you are running a Syslog Server on your network, you can configure the NJ240FX to send Syslog messages to this server. You can specify up to two different Sysl...
Page 58 - Click Next and a window like this will appear:
54 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER 5 Select the time to perform the upgrade. You can either send the update file immediately or select a specific time and date to send the file. You may, for example, want to perform an upgrade during off hours such as a weekend. 6 Click Next ...
Page 60 - Viewing Log Files
56 C HAPTER 4: U SING THE C ENTRAL C ONFIGURATION M ANAGER 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 ...
Page 61 - Viewing and Canceling
Upgrading the NJ240FX Firmware 57 Viewing and Canceling Scheduled Firmware Upgrades You can select a time and date to send an upgraded firmware image to the IntelliJacks in your network. To view and make changes to the firmware upgrades you have scheduled, follow these steps: 1 Select Manage Schedul...
Page 63 - Troubleshooting the NJ240FX; If you encounter problems with the IntelliJack:; Troubleshooting Matrix
59 A Troubleshooting the NJ240FX If you encounter problems with the IntelliJack: ■ Verify the IntelliJack is receiving power by viewing the Power LED (it should be on). If the Power LED is not on, make sure that: ■ The local power supply is plugged into the IntelliJack and into a working electrical ...
Page 65 - Obtaining Support; Register Your Product to Gain Service Benefits; Com Knowledgebase; Access Software Downloads; Software Updates
61 B Obtaining Support 3Com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the most recent information, 3Com recommends that you access the 3Com...
Page 66 - Software Upgrades; Contact Us; Telephone Technical Support and Repair; Product model name, part number, and serial number
Obtaining Support 62 users will need to apply for a user name and password. A link to software downloads can be found from this http://eSupport.3com.com/ page, or located from the www.3Com.com home page. Software Upgrades are the software releases that follow the software version included with your ...
Page 68 - You can obtain support in this region using the following URLs:; North America
Obtaining Support 64 Latin America You can obtain support in this region using the following URLs: Spanish speakers, enter the URL: http://lat.3com.com/lat/support/form.html Portuguese speakers, enter the URL: http://lat.3com.com/br/support/form.html English speakers in Latin America should send e-m...
Page 69 - Product Specifications; Hardware; Network Interface
65 C Product Specifications Hardware Power consumption <5 watts without power forwarding Maximum 13 watts with power forwarding (depending on the device drawing power) Network Interface 10 Mbps Ethernet10BASE-T Ethernet IEEE 802.3 industry standard for a 10 Mbps baseband CSMA/CD local area networ...
Page 70 - Power Ratings; MIB Support
Product Specifications 66 Power Ratings Input rated 100 - 240 V AC, 50 - 60 Hz, 0.3 A Output rated 48 V DC, 300 mA MIB Support 3Com Proprietary MIBs Standard Traps Proprietary Traps MIB II (RFC 1213) Bridge MIB (RFC 1493) Ether-like MIB (RFC 1643) MIB for MAUs (RFC 2668) MIB for bridge with extensio...
Page 75 - US F; EU C
3C OM C ORPORATION L IMITED W ARRANTY This warranty applies to customers located in the United States, Australia, Canada (except Quebec), Ireland, New Zealand, UK and other English language countries, and countries for which a translation into the local language is not provided. 3C OM I NTELLI J ACK...
