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Black Box LGB2007A Manual

Black Box LGB2007A Manual

24-port +1 fiber module slot fast ethernet switch with vlan
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© Copyright 2005. Black Box Corporation. All rights reserved.
1000 Park Drive
•
Lawrence, PA 15055-1018
•
724-746-5500
•
Fax 724-746-0746

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  • Page 1 © Copyright 2005. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...
  • Page 2 Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500) FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 SUPPORT Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 INFORMATION Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 4 FCC AND IC RFI STATEMENTS FEDERAL COMMUNICATIONS COMMISSION INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio-frequency energy, and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communication.
  • Page 5 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN INSTRUCCIONES DE SEGURIDAD (Normas Oficiales Mexicanas Electrical Safety Statement) 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3.
  • Page 6 TRADEMARKS USED IN THIS MANUAL TRADEMARKS USED IN THIS MANUAL ST is a registered trademark of AT&T. ProComm is a registered trademark of DATASTORM TECHNOLOGIES, INC. Windows is either a registered trademark or a trademark of Microsoft Corporation in the United States and/or other countries.

  • Page 7: Table Of Contents

    4.2.3 Global .............................27 4.2.4 QoS ..............................28 4.2.5 Priority Tag Insert/Remove ......................30 4.2.6 VLAN Global Control........................31 4.2.7 VLAN Member Setup ........................33 4.2.8 Device Features ..........................36 Security ................................37 Diagnostics..............................38 Load Factory Defaults..........................39 Save .................................40 5. Troubleshooting..............................41 Calling Black Box............................41 Shipping and Packaging..........................41...

  • Page 8: Specifications

    Topology: Star Transmission Method: Store-and-forward Distance (Maximum): LGB2007A: 328 ft. (100 m) over Category 3, 4, or 5 UTP cable; LGB2007C-SC, LGB2007C-ST: 1.3 mi. (2.1 km) over 50-, 62.5-, or 125-µm multimode fiber; LGB2007C-SSC: 12.6 mi. (20.3 km) over 8-, 9-, or 125-µm single-mode fiber Speed: Ethernet: 10 Mbps (half-duplex), 20 Mbps (full duplex);...

  • Page 9: Overview

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 2. Overview 2.1 Introduction Now small businesses and corporate branch offices can take advantage of 100-Mbps Fast Ethernet without making changes to PCs, NICs, cabling, drivers, or PC configurations! Connect up to 24 UTP devices to the 24-Port +1 Fiber Module Slot Fast Ethernet Switch with VLAN.
  • Page 10 CHAPTER 2: Overview Figure 2-2. LEDs. Table 2-1. Front-panel indicators and connectors. Component Description ❶ Power LED This indicator lights when the switch is powered on. ❷ Link/Act LEDs These per-port indicators light when there’s a functioning network link with an attached device through the corresponding port.

  • Page 11: Rear Panel

    The switch’s rear panel contains a 90–264-VAC, 47–63-Hz power connector. Figure 2-3. Rear panel. 2.3 What’s Included Your package should include the following items. If anything is missing or damaged, contact Black Box at 724-746-5500. • (1) 24-Port +1 Fiber Module Slot Fast Ethernet Switch with VLAN •...

  • Page 12: Installation

    CHAPTER 3: Installation 3. Installation The switch has 24 10BASE-T/100BASE-TX RJ-45 ports. All of these ports support automatic MDI/ MDI-X operation, so you can use straight-through cables for all network connections to PCs or servers, or to other switches or hubs. Each port also supports autonegotiation, so the optimum transmission mode (full or half-duplex) and data rate (10 or 100 Mbps) can be selected automatically.

  • Page 13: Connecting To A Switch Or Hub

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Make sure you have installed a 10BASE-T or 100BASE-TX network interface card for connecting a PC to the switch’s RJ-45 (MDI-X) station ports. If LEDs don’t light after powering on the switch, check to see if the LAN card, the cable, and connectors are properly attached to the switch.
  • Page 14 CHAPTER 3: Installation • the 100 LED will light. When a switch or other connected device is powered on: • the Link/Act LED will light, • the FDX/Col LED may light; this depends on the attached switch’s or other devices’ capabilities, and •...

  • Page 15: Com Port Configuration

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4. COM Port Configuration This chapter explains how to set up the 24-Port +1 Fiber Module Slot Fast Ethernet Switch with VLAN through a terminal-emulation program. (An emulation program is required to communicate with the switch’s internal software.) Before you can access the switch, you must configure the terminal-emulation program.
  • Page 16 CHAPTER 4: COM Port Configuration 1. When you type Hyperterminal in the Windows operating system status line, the Connection Description screen appears. See Figure 4-2. Figure 4-2. Connection Description screen. 2. Type in a name to identify the connection (you can type any alphanumeric characters here). Then click on one of the Windows default descriptive icons below the name panel.
  • Page 17 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Figure 4-3. Selecting the COM port. 3. Since you won’t dial out via a modem, you only need to set the COM port. Select the available COM port (usually COM1) from the drop-down menu in Figure 4-3. Click on the OK button to save the COM port selection, or click on the Cancel button to start over.
  • Page 18 CHAPTER 4: COM Port Configuration Figure 4-4. COM1 Properties screen, Port Settings tab. 4. Select the Bits per second, Data bits, Parity, Stop bits, and Flow control parameters from the drop-down menus. The default values are as follows. Bits per second: 19200 Data bits: Parity:...
  • Page 19 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Figure 4-5. Initializing screen. This screen displays while the Hyperterminal program initializes, then Figure 4-6 appears.
  • Page 20 CHAPTER 4: COM Port Configuration Figure 4-6. Main Menu access screen. 5. Type any key in Figure 4-6, and the Main Menu screen appears (see Figure 4-7).
  • Page 21 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Figure 4-7. Main Menu screen. 6. To select from six options in the Main Menu (Status, Configuration, Security, Diagnostics, Load Factory Defaults, and Save), press the corresponding number key (1–6). To refresh the screen, press the F key.

  • Page 22: Status

    CHAPTER 4: COM Port Configuration 4.1 Status Press the 1 key to select the Status option from the Main Menu screen (Figure 4-7). The Status menu shown in Figure 4-8 appears. You can check each port’s link status and configuration information in this screen. Figure 4-8.

  • Page 23: Overview

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.1.1 O VERVIEW To get to the Overview screen, press the 1 key in the Status menu (Figure 4-8). Figure 4-9 appears. This application shows one switch’s information at one time. Figure 4-9.
  • Page 24 CHAPTER 4: COM Port Configuration Figure 4-10. Enter Switch Name screen. Type in the switch’s name, then press the Enter key. Press 0 to return to the previous screen, or press F to refresh the screen.

  • Page 25: Mib Counter

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.1.2 MIB C OUNTER The MIB Counter screen shows information about the RX, TX, and diagnostic counters. To get to this screen, press the 2 key in the Status menu (Figure 4-8). Figure 4-11 appears. Figure 4-11.

  • Page 26: Port Status

    CHAPTER 4: COM Port Configuration 4.1.3 P TATUS You can check each port’s link status and configuration information in the Port Status screen. To get to the Port Status screen, press the 3 key in Figure 4-8. Figure 4-12 appears. Figure 4-12.

  • Page 27: Configuration

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.2 Configuration The Configuration screen (Figure 4-13) allows you to configure the port, trunking, global, QoS, priority tag insert/remove, VLAN global control, VLAN member setup, and device features settings. To get to this menu, press the 2 key in the Main Menu screen (Figure 4-7).

  • Page 28: Port

    CHAPTER 4: COM Port Configuration 4.2.1 P When you press 1 in the Configuration screen (Figure 4-13), Figure 4-14 appears. Port information listed in the Port screen includes port number, enabled or disabled status, speed, flow control, RX bandwidth, and TX bandwidth.

  • Page 29: Trunking

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.2.2 T RUNKING Set up port trunks via the Enable Trunking screen. To get to this screen, press the 2 key in Figure 4-13. Figure 4-15 appears. Figure 4-15. Enable Trunking screen. Choose one trunk mode from the seven possible choices listed in Figure 4-15.

  • Page 30: Global

    CHAPTER 4: COM Port Configuration 4.2.3 G LOBAL Use the Global Configuration screen to set the global port control registers. To get to this screen, press the 3 key in Figure 4-13. Figure 4-16 appears. Figure 4-16. Global Configuration screen. Enable or disable three functions in this screen: Half Duplex Back Pressure Flow, Broadcast Storm Filtering Control, and Loop Detect.

  • Page 31: Qos

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Table 4-1 (continued). Global Configuration screen options. Option Description Broadcast Storm Filtering Control A broadcast storm occurs when a large number of broadcast packets are received from a given port. Forwarding these packets can cause the network to slow down or time out.
  • Page 32 CHAPTER 4: COM Port Configuration Table 4-2 describes the options shown in Figure 4-17. Table 4-2. QoS functions. Option Description TOS/Diff Serv. Priority When you enable this function, the switch can recognize TCP/IP Differentiated Services Codepoint (DSCP) priority information from the DS field defined in RFC2474.

  • Page 33: Priority Tag Insert/Remove

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.2.5 P RIORITY NSERT EMOVE To get to the Priority Tag Insert/Remove screen (Figure 4-18), press the 5 key in Figure 4-13. Figure 4-18. Priority Tag Insert/Remove screen. Press the Space bar to toggle between the four VLAN Tag Control states described in Table 4-3. Table 4-3.

  • Page 34: Vlan Global Control

    CHAPTER 4: COM Port Configuration NOTE The function can be enabled even when the VLAN function is not enabled. Press the I key to move the cursor up to the previous field, or press the M key to move the cursor down to the next field.
  • Page 35 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Table 4-4. VLAN Control screen options. Parameter Description VLAN Function Toggle between Enable/Disable to enable or disable the VLAN state. Unicast Packet Inter-VLAN Leaky A received unicast frame will be forwarded to the destination port when its destination port is in the same VLAN as the source port (if this function is enabled).

  • Page 36: Vlan Member Setup

    CHAPTER 4: COM Port Configuration 4.2.7 VLAN M EMBER ETUP This screen (Figure 4-20) allows you to set the VLANs. To get to this screen, press the 7 key in the Configuration screen (Figure 4-13). This switch supports port-based and 802.1Q VLAN. This switch supports a maximum of 32 VLAN group entries for setting in default, but less than 32 entries can be used (this depends on whether or not you set the VLAN with an overlap port [An overlap port is one user port in two VLAN groups.]).
  • Page 37 24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN Table 4-5 (continued). VLAN Control options. Option Description ARP Broadcast Packet Inter-VLAN Leaky When enabled, packets with ARP frames will broadcast to all switch ports. When disabled, packets with ARP frames won’t broadcast to all switch ports.
  • Page 38 CHAPTER 4: COM Port Configuration Figure 4-21. VLAN Configuration screen. Press the I, M, J, and L keys to move the cursor up, down, left, or right. Press the 1 key to move the page up, or press the 2 key to move the page down. Press the Return key to go back to the previous screen. Press the F key to refresh the screen.

  • Page 39: Device Features

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.2.8 D EVICE EATURES To get to this screen (Figure 4-22), press the 8 key in Figure 4-13. Figure 4-22. Device Features screen. Press the 0 key to return to the previous screen. Press the Space bar to toggle between Enable and Disable IGMP Snooping control.

  • Page 40: Security

    CHAPTER 4: COM Port Configuration 4.3 Security To get to the screen shown in Figure 4-23, press the 3 key in the Main Menu screen (Figure 4-7). Figure 4-23. Security screen. Type in the appropriate Authentication Key value. Press the I, M, J, and L keys to move the cursor up, down, left, or right. Press the 0 key to go back to the previous screen.

  • Page 41: Diagnostics

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.4 Diagnostics This screen (Figure 4-24) shows diagnostics information. To get to this screen, press the 4 key in the Main Menu screen (Figure 4-7). Figure 4-24. Diagnostics screen. Table 4-6 describes the screen shown in Figure 4-24. This is a read-only screen, so you won’t be able to change any values on it.

  • Page 42: Load Factory Defaults

    CHAPTER 4: COM Port Configuration 4.5 Load Factory Defaults Press the 5 key in the Main Menu screen (Figure 4-7) to load the factory-default settings. Figure 4-25 appears. Press the Y key to load the factory defaults and reset the hardware, or press N to cancel. Then press the 6 key to save the setting.

  • Page 43: Save

    24-PORT +1 FIBER MODULE SLOT FAST ETHERNET SWITCH WITH VLAN 4.6 Save Save your configuration after making any changes. See Figure 4-26. Press the 6 key in the Main Menu screen (Figure 4-7). Then press the Y key to save the changes, or press the N key to cancel. Press the F key to refresh the screen.

  • Page 44: Troubleshooting

    If you determine that your 24-Port +1 Fiber Module Slot Fast Ethernet Switch with VLAN is malfunctioning, do not attempt to alter or repair the unit. It contains no user-serviceable parts. Contact Black Box at 724-746-5500. Before you do, make a record of the history of the problem. We will be able to provide more efficient and accurate assistance if you have a complete description, including: •...

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