Black Box LGB2124A, LGB2118A manual Supports http and Snmp interface for switch management

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LGB2118A

LGB2124A

Gigabit Smart Switch Eco Fanless

Supports http and SNMP interface for switch management.

•The LGB2118A has (16) 10-/100-/1000-Mbps TP ports and (2) Gigabit SFP ports.

•The LGB2124A has (20) 10-/100-/1000-Mbps TP ports and (4) Gigabit TP/SFP dual-media ports.

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Support

Information

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Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018

Web site: www.blackbox.com • E-mail: info@blackbox.com

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Contents Supports http and Snmp interface for switch management Trademarks Used in this Manual Trademarks Used in this ManualFCC and IC RFI Statements NOM Statement Table of Contents Table of Contents Specifications General SpecificationsVlan Supports Port-based Vlan and Tag-based Ieee 802.1Q Vlan Management Software SpecificationsOverview FeaturesOverview Introduction What’s Included Not shown in -1 or LGB2118A componentsLGB2118A LED functions 2 24-Port Gigabit Smart Switch Eco Fanless LGB2124ANot shown in -3 or LGB2124A LED functions LGB2124A componentsFront view of 1000BASE-SX/LX LC, SFP Fiber Transceiver Optional Modules for LGB2118A and LGB2124AInstallation Starting Up the Switch InstallationHardware and Cable Installation Cabling Requirements 100BASE-TX TP Fiber supported by the switchVlan Attribute-based Vlan diagram Installation Address Assignment Login screen for the WebInstallation Prefix Length Typical Applications Copper cables Fiber cable RJ-45 Gigabit Smart SwitchMedia ConverterCopper cables RJ-45 Financial Copper cables RJ-45 Gigabit Smart SwitchBasic Concepts and Management Basic Concepts and ManagementEthernet MAC sub layer in physical layer in OSI model Logical Link Control LLCSsap address field Options Media Access Control MAC MAC AddressingEthernet Frame Format 0x8137 0x0835Gigabit Ethernet Frame Flow Control Ethernet parameters for half-duplex modeBasic Concepts and Management Collision Basic Concepts and Management How Does a Switch Work? Virtual LAN Ethernet switch Printer Workstations Ethernet switch MiniMini Computer frameRouter 1a2a Ethernet switchBasic Concepts and Management VID Link Aggregation LGB2118A Only Basic Concepts and Management Operation of Web-based Management Operation of Web-based ManagementWeb Management Home Overview Main menu function tree for Web interface System Information ConfigurationOperation of Web-based Management Port Configuration Operation of Web-based Management Vlan Group Configuration Vlan Mode ConfigurationFunction name Vlan Mode Setting Media supportedTag-VLAN Mode 10. Port-Based Vlan Configuration Function name Port Isolation Configuration Vlan Port Isolation ConfigurationAggregation LGB2118A Only Function name Igmp Snooping Configuration Mirroring ConfigurationIgmp Snooping Snmp 15. Mirror ports configurationOperation of Web-based Management Loop Detection Broadcast Storm Protection Operation of Web-based Management Quality of Service QoS Configuration Operation of Web-based Management Statistics Overview MonitoringDetailed Statistics Operation of Web-based Management Igmp Status Ping Status Warm Restart MaintenanceSoftware Upgrade Factory DefaultConfiguration File Transfer Logout Troubleshooting Resolving a No Link Condition TroubleshootingQuestions and Answers Contacting Black BoxAppendix MIB Specifications Appendix MIB SpecificationsBlackbox.com Blackbox.com Black Box Tech Support FREE! Live /7