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HB1004 10BASE-T HUB
USER GUIDE
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NOTICE The information in this publication is subject to change without notice. COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN, NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL. This publication contains information protected by copyright. No part of this publication may be photocop
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v Contents Chapter 1 Overview Features ....................................................................................................................... 1-1 Package Contents......................................................................................................... 1-2 Hub Components......................................................................................................... 1-
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi Compaq HB1004 System Configuration ..................................................................... 3-7 Displaying System Information.......................................................................... 3-10 Changing System Configuration ........................................................................ 3-11 Assigning Trap Managers...........................................................
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii Appendix C Certification and Compliance Safety Compliance...................................................................................................... C-1 Wichtige Sicherheitshinweise (Germany) ........................................................... C-1 Compaq HB1004 10Base-T Hub User Guide Writer: Chris Seiter Project: Contents Comments: File Name:Sab_toc.doc Last Saved On:7/2/98 4:40 PM
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Chapter 1 Overview The Compaq HB1004 10Base-T Ethernet Hub is a stand-alone, intelligent, 4 port hub. If offers an SNMP V1-compliant firmware agent. The HB1004 can be monitored and controlled through a network management station. In addition, you can also cascade the hub to additional 10Mb/s hubs or 10/100Mb/s switches. The hub supports both in-band and out-of-band management. For in-band management
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Overview Package Contents Before you start to install the hub, verify that this package contains the following items: Q Compaq HB1004 10Base-T Ethernet hub Q Communication cable Q Adapter connectors Q Power cord Q Rack-mounting kit (two mounting brackets, eight 3/8-inch bracket screws, and four ½-inch rack-mount screws) Q Four adhesive-backed rubber feet Q Compaq HB1004 System Configuration Program di
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 Hub Components This section provides an overview of the Compaq HB1004 hub’s components including the LED indicators, RJ-45 ports, and the serial COM port. Figure 1-1 shows the hub’s front panel. Figure 1-1 Compaq HB1004 10Base-T Ethernet Hub Front Panel RJ-45 Ports The hub’s four RJ-45 ports allow connections to workstations and servers in a 10Base-T network via UTP cabling. When the MDI/MDI-X slide s
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 Overview Unit LEDs The unit-level LEDs on the HB1004 indicate the status of the power supply and the percentage of use and collisions on the hub. Table 1-1 Hub LED Conditions and Descriptions LED Status Description Power On Power supply is operational Off Power supply is off Utilization Indicates percentage of network utilization 1 Green lit 1% to 5% 2 Green lit 5% to 15% 3 Green lit 15% to 30% 3 Gree
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Port LEDs There are two LEDs for each port to indicate link/activity and partition/disable on the ports. Table 1-2 Port LED Conditions and Descriptions LED Status Description Link/Activity Solid green A network device has established a link with the hub Data is passing through the port, flashes in proportion to Flashing green rate of traffic passing through the port Partition/Disable Solid Amber Indicate
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Chapter 2 Installation This chapter provides information to help you prepare for and install the hub and connect the hub to the network. Mounting the Hub You can place this hub directly on a desktop or mount it in a rack. Before you start installing the hub, make sure you can provide the right operating environment, including power requirements, sufficient physical space, and proximity to other network
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Installation Mounting the Hub in a Rack To mount the hub in a rack, follow these steps: 1. Use a standard EIA 19 inch rack 2. Use the brackets and screws supplied in the rack mounting kit 3. Use a cross-head screwdriver to attach the brackets to the side of the hub Figure 2-1 Attaching the Mounting Brackets 4. Position the hub in the rack by lining up the holes in the brackets with the appropriate ho
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Connecting the Hub System The Compaq HB1004 hub has four RJ-45 ports, one of which serves as an MDI/MDI-X port. Making a Connection via an MDI-X Port You can connect any RJ-45 (MDI-X) station port on the hub to any device that uses a standard network interface such as a PC or server. You can also connect to an MDI-X port of a network interconnection device such as a bridge or router by using a cross-ove
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 Installation WARNING: Do not plug a phone jack connector into any RJ-45 port. This may damage the hub. Instead, use only twisted-pair cables with RJ-45 connectors. NOTES: 1. Make sure each twisted-pair cable does not exceed 100 meters (328 feet) 2. When using Port 4 as an MDI-X port, set the port selection switch to MDI-X Making a Connection via the MDI/MDI-X Port (Port 4) 1. To make a direct connec
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5 I O Figure 2-4 Connecting the Power Cord 3. Check the LED marked PWR on the front panel to see if it is on. The unit will automatically select the setting that matches the connected input voltage. Therefore, no additional adjustments are necessary when connecting it to any input voltage within the specified range. See Appendix A for power requirements. 4. The hub performs a self-diagnostic test upon
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6 Installation Diagnostic Tests After power on, the hub automatically performs a diagnostic self-test. During this test, port status LEDs indicate the success or failure of each test. The system tests each component one at a time. At the completion of the test, if no diagnostic LEDs are lit, then all components passed the test. If a component fails the test, the corresponding LED will continue blinki
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7 Verifying Hub and Port Status After the hub completes the POST, you can check hub activity and each connection by comparing the indicators with Table 2-2. Figure 2-6 HB1004 Hub and Port LEDs Table 2-2 Hub and Port LED Indicators LED State Indication Power On Hub receiving power, CPU running Utilization% On Number of LEDs lit indicates percentage of LAN bandwidth used Collision% On Two or more devices at
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8 Installation Applications This hub is not only designed to provide network access for 10Mb/s connections, but also to provide options in setting up network connections. It can be used as a simple stand-alone hub or can be cascaded to any compatible hub or switch. A sample configuration diagram is shown in Figure 2-7. Figure 2-7 A Sample Application Using the HB1004 10Base-T Ethernet Hub Writer: We
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Chapter 3 Setup and Configuration Preparing for Configuration Management There are two methods for configuring the Compaq HB1004 - using the out-of- band program or using in-band network management software (not supplied). The diskette included with the Compaq HB1004 contains the menu-driven Compaq HB1004 System Configuration Program. To use this program, make a direct PC or modem connection to the seri
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Setup and Configuration Figure 3-1. Out-of-Band Connection Using an Onsite PC Modem Connection Connect the COM port on the hub to the serial port on the modem. Use the communications cable provided with the hub and DB9/25 to RJ-45 converters as needed. At the remote site, connect the PC’s COM port to the remote modem. Configure the PC’s COM port and the modems for 9600 baud, 8 bits, no parity, and
