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LGB5028A
LGB5052A
24 + or 48 + 4-Port Gigabit Managed Switch with SFP+ 10G
User’s Manual
®
The switches provide 24 or 48 ports of Gigabit connectivity
BL A CK BOX
plus four 10G ports.
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
Customer
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 •
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Trademarks Used in this Manual Trademarks Used in this Manual Black Box and the Double Diamond logo are registered trademarks of BB Technologies, Inc. AppleTalk is a registered trademark of Apple Computer, Inc. Intel and Xerox are registered trademarks of Intel Corporation. Microsoft and Internet Explorer are registered trademarks of Microsoft Corporation. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners. We‘re here to help! If you have an
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FCC and IC RFI Statements Federal Communications Commission and 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 inter ference to radio communication. It has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 o
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NOM Statement Instrucciones de Seguridad (Normas Oficiales Mexicanas Electrical Safety Statement) 1. T odas 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. Todas las advertencias en el aparato eléctrico y en sus instrucciones de operación deben ser respetadas. 4. Todas las instrucciones de operación y uso deben ser seguidas. 5. El aparato
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User’s Manual/Safety Instructions- User’s Manual This guide gives specific information on how to operate and use the management functions of the switch. The guide is intended for use by network administrators who are responsible for operating and maintaining network equipment; consequently, it assumes a basic working knowledge of general switch functions, the Internet Protocol (IP), and Simple Network Management Protocol (SNMP). Conventions Used in this Manual The following conventions are use
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Table of Contents Table of Contents 1. Specifications ....................................................................................................................................................................... 11 1.1 Physical Characteristics ................................................................................................................................................ 11 1.2 Switch Features .......................................................................
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Table of Contents 6. Configuration .................................................................................................................................................................... 41 6.1 Port .................................................................................................................................................................... 41 6.1.1 Configuration .............................................................................................
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Table of Contents 6.9 Filtering Database ....................................................................................................................................................109 6.9.1 Configuration .............................................................................................................................................109 6.9.2 Dynamic MAC Table ...............................................................................................................
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Table of Contents 7.2 ARP Inspection ......................................................................................................................................................... 174 7.2.1 Configuration ............................................................................................................................................. 174 7.2.2 Static Table .................................................................................................................
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Table of Contents Appendix B. Troubleshooting ..................................................................................................................................................227 B.1 Basic Troubleshooting Tips .......................................................................................................................................227 B.2 Contacting Black Box .......................................................................................................
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Chapter 1: Specifications 1. Specifications 1.1 Physical Characteristics Aggregate Bandwidth — LGB5028A: 28 Gbps; LGB5052A: 52 Gbps Buffer Architecture — 1392 KB on-chip frame buffer Network Interface — LGB5028A: Ports 1–20: RJ-45 connector (Auto MDI–X); 10BASE-T: RJ-45 (100-ohm, UTP cable, Category 3 or better); 100BASE-TX: RJ-45 (100-ohm, UTP cable, Category 5 or better); 1000BASE-T: RJ-45 (100-ohm, UTP or STP cable, Category 5, 5e, or 6), Ports 21–24: RJ-45 connector/(100/100
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Chapter 1: Specifications 1.4 Standards Standards — IEEE 802.3 10BASE-T Ethernet (twisted-pair copper), IEEEE 802.3u 100BASE-TX Ethernet (twisted-pair copper), IEEE 802.3ab 1000BASE-TX Ethernet (twisted-pair copper), IEEE 802.3z 1000BASE-X Ethernet, IEEE 802.3x Flow Control Capability, ANSI/IEEE 802.3 Auto-negotiation, IEEE 802.1Q VLAN, IEEE 802.1p Class of Service, IEEE 802.1X Access Control, IEEE 802.1D Spanning Tree, IEEE 802.1w Rapid Spanning Tree, IEEE 802.1s Multiple S
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Chapter 2: Overview 2. Overview 2.1 Introduction The 24 + 4 or 48 + 4 Managed Gigabit Switches with 4 SFP+ 10G are easy-to-implement managed Ethernet switches. Models have 24 or 48 ports of Gigabit Ethernet connectivity plus four 10G ports. These switches deliver more intelligent features to improve the availability of your critical business applications, protect your sensitive information, and optimize your network band- width to deliver information and applications more effectively. Both swi
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Chapter 2: Overview 2.4 Hardware Description 2.4.1 LGB5028A FIgures 2-1 and 2-2 show the front and back panels of the LGB5028A. Table 2-1 describes its components. 6 7 8 9 10 5 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 47 48 47 48 40 50 51 52 1 2 3 4 Figure 2-1. LGB5028A front panel. 11 12 Figure 2-2. LGB5028A back panel. Table 2-1. LGB5028A components. Number Component De
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Chapter 2: Overview 2.4.2 LGB5052A Figures 2-3 and 2-4 show the front and back panels of the LGB5052A. Table 2-2 describes its components. 6 7 8 9 10 5 16 17 18 19 24 33 34 35 46 47 40 50 1 2345 6 7 8 9101112 13 14 15 20 21 22 23 25 26 27 28 29 30 31 32 36 37 38 39 40 41 42 43 44 45 48 47 48 47 48 51 52 1 2 3 4 Figure 2-3. LGB5052A front panel. 11 12 Figure 2-4. LGB5052A back panel. Table 2-2. LG
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Chapter 3: Operation of Web-Based Management 3. Operation of Web-Based Management The default values of the managed switch are listed in the table below: Table 3-1. Default values for Web-based management. Value Default IP Address 192.168.1.1 Subnet Mask 255.255.255.0 Default 192.168.1.254 Username admin Password Blank (no password) After you configure the managed switch in the CLI via the switch’s serial interface, you can browse it. For instance, type http://192.168.1.1 in the address row in
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Chapter 3: Operation of Web-Based Management Figure QS-19. The switch’s Web help screen. Figure 3-2. System Information Help screen. LGB5028A User‘s Manual 724-746-5500 | blackbox.com 724-746-5500 | blackbox.com Page 17
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Chapter 4: Making Network Connections 4. Making Network Connections 4.1 Connecting Network Devices You can connect the switch to 10-, 100-, or 1000-Mbps network cards in PCs and servers, as well as to other switches and hubs. It may also be connected to remote devices using optional SFP transceivers. Twisted-pair devices Each device requires an unshielded twisted-pair (UTP) cable with RJ-45 connectors at both ends. Use Category 5, 5e, or 6 cable for 1000BASE-T connections, or Category 5 or bet
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Chapter 5: System Configuration 5. System Configuration This chapter describes basic configuration tasks, including system Information and switch management (for example, time, account, IP, syslog, and SNMP). 5.1 System Information After you log in, a default system information screen appears. This default page tells you basic system information, including model name, system description, contact, device name, system uptime, BIOS version, firmware version, hardware-mechanical version, serial
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Chapter 5: System Configuration BIOS Version: The version of the BIOS in this switch. Firmware Version: The switch’s firmware version. Hardware-Mechanical version: The figure before the hyphen is the version of electronic hardware; the one after the hyphen is the version of mechanical. Serial Number: The serial number is assigned by the manufacturer. Host IP Address: The switch’s IP address. Subnet Mask and Gateway IP Address are listed next. Host MAC Address: The Ethernet MAC address of the sw
