Linksys MGBLH1 - Gigabit LH Mini-GBIC SFP Transceiver User Manual
48-port 10/100 + 4-port gigabit switch with webview and power over ethernet
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Summary of Contents for Linksys MGBLH1 - Gigabit LH Mini-GBIC SFP Transceiver
- Page 1 USER GUIDE BUSINESS SERIES 48-Port 10/100 + 4-Port Gigabit Switch with WebView and Power over Ethernet SRW248G4P Model:...
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Page 2: Table Of Contents
Table of Contents About This Guide Icon Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Online Resources . - Page 3 Table of Contents Port Management > LACP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Port Management >...
- Page 4 Table of Contents Multicast > Static Member Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43 Multicast >...
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Page 5: About This Guide
Copyright and Trademarks Specifications are subject to change without notice . Linksys is a registered trademark or trademark of Cisco Systems, Inc . and/or its affiliates in the U .S . and certain other countries . Copyright © 2006 Cisco Systems, Inc . All rights reserved . -
Page 6: Chapter 1: Introduction
Introduction Chapter 1 Chapter 1: Introducton Thank you for choosing the 48-Port 10/100 + 4-Port Gigabit Switch with WebView and Power over Ethernet . This Switch will allow you to network better than ever . The 48-Port 10/100 + 4-Port Gigabit Switch with WebView delivers non-blocking, wire speed switching for your 10 and 100 megabit network clients, plus multiple options for connecting to your network backbone . -
Page 7: Chapter 2: Product Overview
Product Overview Chapter Chapter : ETHERNET 1-48 These RJ-45 ports support network speeds of either 10Mbps or 100Mbps, Product Overvew and can operate in half and full-duplex modes . Auto-sensing technology enables each port to automatically detect the speed of the device Front Panel connected to it (10Mbps or 100Mbps), and adjust its speed and duplex accordingly . -
Page 8: Back Panel
Product Overview Chapter MnGBIC (1-) The Switch is equipped with two miniGBIC ports that have shared Gigabit Ethernet ports (G3 and G4) which provide for the installation of one expansion module . These ports provide links to high-speed network segments or individual workstations at speeds of up to 1000Mbps (Gigabit Ethernet) . -
Page 9: Chapter 3: Connecting The Switch
Connecting the Switch Chapter Chapter : Full-Duplex Considerations Connectng the Swtch The Switch provides full-duplex support for its RJ-45 ports . Full-duplex operation allows data to be sent and received simultaneously, doubling a port’s potential data Overview throughput . If you will be using the Switch in full-duplex mode, the maximum cable length using Category 5 cable is 328 feet (100 meters) . -
Page 10: Desktop Placement
Connecting the Switch Chapter Desktop Placement • Attach the rubber feet to the recessed areas on the bottom of the Switch . Place the Switch on a desktop near an AC power • source . • Keep enough ventilation space for the switch and check the environmental restrictions mentioned in “Appendix C: Specifications”... -
Page 11: Chapter 4: Configuration Using The Console Interface
Configuration Using the Console Interface Chapter 4 Chapter 4: Select a port to communicate with the switch . Select COM1 or COM . Confguraton Usng the Console Interface Overview The Switch features a menu-driven console interface for basic switch configuration . You can easily manage your network from the screens through the console port . -
Page 12: Configuring The Switch Through The Console Interface
Configuration Using the Console Interface Chapter 4 Configuring the Switch through the System Configuration Menu Console Interface The Console Interface consist of a series of menus . Each menu has several options, which are listed vertically . A highlight in each menu lets you select the option you wish to choose;... - Page 13 Configuration Using the Console Interface Chapter 4 Versions Management Settings The Versions screen displays the Boot Version, Software The Management Settings screen displays the Serial Port Version, Loader Version and the Hardware Version . Configuration . Versions Management Settings Boot Verson This file runs when the Switch is turned on .
- Page 14 Configuration Using the Console Interface Chapter 4 You can add up to five user accounts in addition to the Management VLAN Set the ID number of the default admin account . The admin account cannot be Management VLAN . This is the only VLAN through which deleted from the system .
- Page 15 Configuration Using the Console Interface Chapter 4 Startup-confg If the file is a configuration file . • Destnaton Fle Specify where the file is to be transferred . Select one of the following: • TFTP If the file is to be uploaded to a TFTP server . •...
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Page 16: Port Status
Configuration Using the Console Interface Chapter 4 Back to Main Menu Auto-negotaton (Port Capabltes) This option enables or disables auto-negotiation . When auto-negotiation is enabled, Select Back to Man Menu if you want to return to the you need to specify the capabilities to be advertised . When main menu . - Page 17 Configuration Using the Console Interface Chapter 4 System PoE Configuration Port PoE Configuration The Power Configuration screen allows you to set the PoE The Power Port Configuration screen allows you to set the power allocation from the Switch to connected devices . PoE settings for each port .
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Page 18: Chapter 5: Configuring The Switch
Configuring the Switch Chapter Chapter : Setup > Summary Confgurng the Swtch The Setup > Summary screen displays a summary of Switch information . The settings cannot be modified from the Setup > Summary screen . Many of the settings can be Open your web browser and enter http://1.18.1.4 modified from the Setup >... -
Page 19: Setup > Network Settings
Configuring the Switch Chapter System Information Identification Seral Number The serial number of the Switch is System Name Specifies the name of the Switch . Enter displayed . the name into the text field provided . By default, a system name is not defined . -
Page 20: Setup > Time
Configuring the Switch Chapter Set Time IP Address Address of the VLAN interface that is allowed management access . Valid IP addresses consist of four Set the system tme manually This option allows you to numbers, 0 to 255, separated by periods . (Default: set the time and date manually for the Switch . -
Page 21: Port Management
Configuring the Switch Chapter Port Management Flow Control Indicates the type of flow control currently in use (IEEE 802 .3x, Back-Pressure, or None) . Port functionality can be controlled using the Port Type Indicates the port type ((100Base-TX, 1000Base-T, Management settings . -
Page 22: Port Management > Link Aggregation
Configuring the Switch Chapter The following capabilities are supported . Displays the LAG number . 10half Supports 10 Mbps half-duplex operation Descrpton Displays the description assigned to the • interface . 10full Supports 10 Mbps full-duplex operation • Admnstratve Status Indicates whether the interface is 100half Supports 100 Mbps half-duplex operation... -
Page 23: Port Management > Lacp
Configuring the Switch Chapter Descrpton Allows you to describe an interface . Set the System Prorty, Port Prorty and LACP Tmeout for the Port Actor After you have completed setting the Flow Control Click the checkbox to enable flow control . port LACP parameters, click Save Settngs . -
Page 24: Vlan Management
Configuring the Switch Chapter VLAN Management VLAN Management > Port Settings A VLAN is a group of ports that can be located anywhere in the network, but communicate as though they belong to the same physical segment . VLANs help to simplify network management by allowing you to move devices to a new VLAN without having to change any physical connections . -
Page 25: Vlan Management > Ports To Vlan
Configuring the Switch Chapter Ingress flterng Determines how to process frames Swtch Port Mode Indicates VLAN membership mode tagged for VLANs for which the ingress port is not a for an interface . (Default: Access) member . (Default: Dsabled) •... -
Page 26: Statistics
Configuring the Switch Chapter Statistics > RMON History Mode Indicates the VLAN switch port mode for the interface . The RMON History screen allows you to monitor your Jon VLAN Configures the selected interface to be a network for common errors and overall traffic rates . The member of other VLANs . -
Page 27: Statistics > Rmon Alarms
Configuring the Switch Chapter Statistics > RMON Alarms Rsng Threshold An alarm threshold for the sampled variable . If the current value is greater than or equal to The RMON Alarms screen allows you to record important the threshold, and the last sample value was less than the events and critical network problems . -
Page 28: Statistics > Port Utilization
Configuring the Switch Chapter Statistics > 802.1x Statistics Event Descrpton A text comment that describes the entry in the Event Setting Table . Type The type of action that is taken for an alarm . This can be None, Log, Trap, or Log and Trap . Communty The SNMP community name that a trap manager must use to receive trap messages . -
Page 29: Acl > Ip Based Acl
Configuring the Switch Chapter ACL > IP based ACL Wldcard Mask Enter the Wildcard Mask for the Source/ Destination IP addresses . Match CoS Packet priority settings based on the following criteria: DSCP DSCP priority level . (Range: 0-63) •... -
Page 30: Security
Configuring the Switch Chapter Security > Authentication Servers Ethernet Type Specify an Ethernet Type . This option can only be used to filter Ethernet II formatted packets . (Range: 0-65535) A detailed listing of Ethernet protocol types can be found in RFC 1060 . A few of the more common types include 0800 (IP), 0806 (ARP), 8137 (IPX) . -
Page 31: Security > 802.1X Settings
Configuring the Switch Chapter TACACS Server Setting This Switch uses the Extensible Authentication Protocol over LANs (EAPOL) to exchange authentication protocol The Switch provides Terminal Access Controller Access messages with the client, and a remote RADIUS Control System (TACACS+) client support . TACACS+ authentication server to verify user identity and access provides centralized security for validation of users rights . -
Page 32: Security > Ports Security
Configuring the Switch Chapter Operaton Mode Allows single or multiple hosts (clients) Quet Perod Sets the time that a switch port waits to connect to an 802 .1X-authorized port . (Options: Single- after the Max Request Count has been exceeded before Host, Multi-Host;... -
Page 33: Security > Https Settings
Configuring the Switch Chapter Security > Management ACL To use port security, specify a maximum number of addresses to allow on the port and then let the Switch dynamically learn the <source MAC address, VLAN> pair for frames received on the port . When the port has reached the maximum number of MAC addresses the selected port will stop learning . -
Page 34: Security > Ssh Settings
Configuring the Switch Chapter Security > SSH Settings SSH Server-Key Sze (1-8) Specifies the SSH server key size . The server key is a private key that is never shared outside the Switch . The host key is shared with the SSH client, and is fixed at 1024 bits . -
Page 35: Qos
Configuring the Switch Chapter Generate This button is used to generate the host key pair . Note that you must first generate the host key pair before you can enable the SSH server . Clear This button clears the host key from both volatile memory (RAM) and non-volatile memory (Flash) . -
Page 36: Qos > Queue Settings
Configuring the Switch Chapter Port to CoS Queue Settings Modify the default priority for any interface using the text You can set the Switch to service the queues based on field provided . a strict rule that requires all traffic in a higher priority queue to be processed before lower priority queues are Port Displays the port number . -
Page 37: Qos > Diffserv Settings
Configuring the Switch Chapter The Switch supports a common method of prioritizing The commands described in this section are used to layer 3/4 traffic to meet application requirements . Traffic configure Quality of Service (QoS) classification criteria priorities can be specified in the IP header of a frame and service policies . - Page 38 Configuring the Switch Chapter Select the entry from the table that you wish to change, then click Edt Class Element . Add rules to a selected class using the ACL list drop-down menu or the IP DSCP, IP Precedence and VLAN text fields provided, then click Add .
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Page 39: Qos > Diffserv Port Binding
Configuring the Switch Chapter Exceed Acton Specifies whether the traffic that Rate limiting can be applied to individual ports or • exceeds the specified rate or burst will be dropped or LAGs . When an interface is configured with this feature, the DSCP service level will be reduced . -
Page 40: Spanning Tree > Stp Status
Configuring the Switch Chapter Spanning Tree > STP Status Root Maxmum Age The maximum time (in seconds) a device can wait without receiving a configuration message before attempting to reconfigure . All device ports (except for designated ports) should receive configuration messages at regular intervals . -
Page 41: Spanning Tree > Stp Port Settings
Configuring the Switch Chapter Spannng Tree Type Specifies the type of spanning tree Maxmum Age The maximum time (in seconds) a device used on the Switch: can wait without receiving a configuration message before attempting to reconfigure . All device ports (except for •... - Page 42 Configuring the Switch Chapter The Port Information displays the current status of the ports in the Spanning Tree . Port Displays the port number . State Shows if Spanning Tree has been enabled on this interface . To enable STP on a port click the state checkbox for that port then click Save Settings to save the changes .
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Page 43: Spanning Tree > Rstp Port Settings
Configuring the Switch Chapter Prorty Defines the priority used for this port in the Status Displays current state of this port within the Spanning Tree Protocol . If the path cost for all ports on Spanning Tree: a switch are the same, the port with the highest priority •... -
Page 44: Spanning Tree > Mstp Properties
Configuring the Switch Chapter Actvate Protocol Mgraton Test If at any time the An MST Region consists of a group of interconnected switch detects STP BPDUs, including Configuration or bridges that have the same MST Configuration Topology Change Notification BPDUs, it will automatically Identifiers (including the Region Name, Revision Level set the selected interface to forced STP-compatible mode . -
Page 45: Spanning Tree > Mstp Interface Settings
Configuring the Switch Chapter VLAN ID VLAN to assign to this selected MST instance . State Shows if STA has been enabled on this interface . (Range: 1-4093) Status Displays current state of this port within the Instance ID Instance identifier of this spanning tree . -
Page 46: Multicast
Configuring the Switch Chapter Interface Prorty Defines the priority used for this port in the Spanning Tree Protocol . If the path cost for all ports on a switch are the same, the port with the highest priority (i .e ., lowest value) will be configured as an active link in the Spanning Tree . -
Page 47: Multicast > Global Settings
Configuring the Switch Chapter Multicast > Global Settings Multicast > Static Member Ports Multicast > Global Settings You can configure the Switch to forward multicast Multicast > Static Member Ports traffic intelligently . Based on the IGMP query and report Multicast filtering can be dynamically configured using messages, the Switch forwards traffic only to the ports IGMP Snooping and IGMP Query messages . -
Page 48: Multicast > Static Router Ports
Configuring the Switch Chapter Multicast > Static Router Ports You can use the Member Ports Query screen to display the ports on the Switch attached to a neighboring multicast router/switch for each VLAN and multicast IP address . Select a VLAN ID and the IP address for a multicast service from the drop-down menus . -
Page 49: Snmp > Global Parameters
Configuring the Switch Chapter The switch can be configured to accept management A new engine ID can be specified by entering 5 to 32 commands from Simple Network Management Protocol octets in hexadecimal characters . (SNMP) applications . You can configure the switch to Local Engne ID Enter an ID of 5 to 32 hexadecimal respond to SNMP requests or generate SNMP traps . -
Page 50: Snmp > Views
Configuring the Switch Chapter SNMP > Views SNMP > Group Profile SNMP > Views SNMP > Group Profile Vew Name The name of the SNMP view . Click the Vew Group Name The name of the SNMP group to which the Name option and then select a view from the drop-down user is assigned . -
Page 51: Snmp > Group Membership
Configuring the Switch Chapter SNMP > Group Membership Data Privacy Prvacy Protocol The encryption algorithm use for data privacy; only 56-bit DES is currently available . Prvacy Password A minimum of eight plain text characters is required . SNMP > Communities You may configure up to five community strings authorized for management access by clients using SNMP v1 and v2c . -
Page 52: Snmp > Notification Recipient
Configuring the Switch Chapter SNMP > Notification Recipient UDP Port Specifies the UDP port number used by the trap manager . Tmeout The number of seconds to wait for an acknowledgment before resending an inform message . (Range: 0-2147483647 centiseconds; Default: 100 centseconds) Retry tmes The maximum number of times to resend... -
Page 53: Admin > Forwarding Database
Configuring the Switch Chapter Admin > Forwarding Database Static Address Setting A static address can be assigned to a specific interface on the Switch . Static addresses are bound to the assigned interface and will not be moved . When a static address is seen on another interface, the address will be ignored and will not be written to the address table . -
Page 54: Admin > Log
Configuring the Switch Chapter Admin > Log System Logging The system allows you to enable or disable event logging, The Switch allows you to configure and limit system and specify which event levels are logged to RAM or flash messages that are logged to flash or RAM memory, memory . -
Page 55: Admin > Port Mirroring
Configuring the Switch Chapter Admin > Port Mirroring Loggng Trap Limits log messages that are sent to the remote Syslog server for all levels up to the specified level . You can mirror traffic from any source port to a target port For example, if level 3 is specified, all messages from level for real-time analysis . -
Page 56: Admin > Cable Test
Configuring the Switch Chapter Admin > Cable Test The following are some commonly displayed results of a ping: • Normal response The normal response occurs in one to ten seconds, depending on network traffic . Destnaton does not respond If the host does not •... -
Page 57: Admin > Jumbo Frame
Configuring the Switch Chapter Admin > Jumbo Frame Admin > Firmware Upgrade Admin > Firmware Upgrade Admin > Jumbo Frame Downloads or uploads Switch firmware files from a The Switch provides more efficient throughput for large sequential data transfers by supporting jumbo frames TFTP server . -
Page 58: Admin > Reboot
Configuring the Switch Chapter Enter the file name of the software or use the Browse button to locate the file on the PC, then click Save Settngs . Admin > Reboot Restarts the Switch retaining the current configuration settings . Admin >... -
Page 59: Appendix A: About Gigabit Ethernet And Fiber Optic Cabling
. In Europe, the round ST connector is more prevalent . For Gigabit Ethernet, you must use the Linksys MGBT1, MGBSX1, or MGBLH1 miniGBIC modules with the Linksys Gigabit Switches . The MGBSX1 and the MGBLH1 require fiber cabling with LC connectors, and the MGBT1 requires a Category 5e Ethernet cable with an RJ-45 connector . -
Page 60: Appendix B: Glossary
Glossary Appendx B Appendx B: Baud - Indicates the number of signaling elements transmitted each second . Glossary Best Effort - Indicates that traffic is assigned to the lowest priority queue, and packet delivery is not guaranteed . This glossary contains some basic networking terms you Bt - A binary digit . - Page 61 Glossary Appendx B CoS (Class of Servce) - The 802 .1p priority scheme . Full Duplex - The ability of a networking device to receive CoS provides a method for tagging packets with priority and transmit data simultaneously . information . A CoS value between 0-7 is added to the GARP (General Attrbutes Regstraton Protocol) - Layer II header of packets, where zero is the lowest priority Registers client stations into a multicast domain .
- Page 62 Glossary Appendx B MAC (Meda Access Control) Address - The unique RADIUS (Remote Authentcaton Dal-In User Service) address that a manufacturer assigns to each networking - A protocol that uses an authentication server to control device . network access . Mask - A filter that includes or excludes certain values, for RJ-45 (Registered Jack-45) - An Ethernet connector that example parts of an IP address .
- Page 63 Glossary Appendx B TCP (Transmsson Control Protocol) - A network protocol for transmitting data that requires acknowledgement from the recipient of data sent . TCP/IP (Transmsson Control Protocol/Internet Protocol) - A set of instructions PCs use to communicate over a network . Telnet - A user command and TCP/IP protocol used for accessing remote PCs .
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Page 64: Appendix C: Specifications
Specifications Appendx C Appendx C: Specfcatons Specficatons Other Management RFC854 Telnet (Menu-driven configuration) Model SRW248G4P Secure Shell (SSH) and Ports 48 RJ-45 connectors for Telnet management (SSHv2) 10BASE-T and100BASE-TX Telnet client 4 RJ-45 connectors for SSL security for Web UI 10BASE-T, 100BASE-TX and Switch audit log 1000BASE-T... - Page 65 Specifications Appendx C Priority levels 4 Hardware queues Scheduling Priority Queueing and Weighted Round Robin (WRR) Class of Service Port-based 802 .1p VLAN priority based IPv4 IP precedence/ToS/DSCP TCP/UDP port Layer VLAN Port-based and 802 .1q based VLANs Management VLAN HOL Blocking Head of line blocking prevention...
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Page 66: Appendix D: Warranty And Regulatory Information
You . purchase price less any rebates . This limited warranty Please direct all inquiries to: Linksys, P .O . Box 18558, Irvine, extends only to the original purchaser . CA 92623 . -
Page 67: Fcc Statement
Warranty and Regulatory Information Appendx D FCC Statement Règlement d’Industry Canada This product has been tested and complies with the Le fonctionnement est soumis aux conditions suivantes : specifications for a Class B digital device, pursuant to Part Ce périphérique ne doit pas causer d’interférences; 15 of the FCC Rules . - Page 68 . Det er dit ansvar at Linksys products . Consumers are required to comply with bortskaffe dette og andet elektrisk og elektronisk udstyr this notice for all electronic products bearing the following...
- Page 69 Warranty and Regulatory Information Appendx D Español (Spansh) - Informacón medoambental Italano (Italan) - Informazon relatve all’ambente para clentes de la Unón Europea per clent resdent nell’Unone Europea La Directiva 2002/96/CE de la UE exige que los equipos que La direttiva europea 2002/96/EC richiede che le lleven este símbolo en el propio aparato y/o en su embalaje...
- Page 70 Warranty and Regulatory Information Appendx D Malt (Maltese) - Informazzjon Ambjental għal Norsk (Norwegan) - Mljønformasjon for kunder EU Kljent fl-Unjon Ewropea EU-direktiv 2002/96/EF krever at utstyr med følgende symbol Id-Direttiva Ewropea 2002/96/KE titlob li t-tagħmir li jkun fih avbildet på...
- Page 71 Warranty and Regulatory Information Appendx D Slovenčna (Slovak) - Informáce o ochrane žvotného Svenska (Swedsh) - Mljönformaton för kunder prostreda pre zákazníkov v Európskej ún Europeska unonen Podľa európskej smernice 2002/96/ES zariadenie s týmto Det europeiska direktivet 2002/96/EC kräver att utrustning symbolom na produkte a/alebo jeho balení...
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Page 72: Appendix E: Contact Information
Contact Information Appendx E Appendx E: Contact Informaton Lnksys Contact Informaton Website http://www .linksys .com E-Mail support@linksys .com FTP Site ftp .linksys .com Advice Line 800-546-5797 (LINKSYS) Support 800-326-7114 RMA (Return Merchandise 949-823-3000 Authorization) 949-823-3002 NOTE: Details on warranty and RMA issues can be found in the Warranty and Regulatory Information section of this Guide .