Related Manuals for Linksys SLM248G4S (G5)
Summary of Contents for Linksys SLM248G4S (G5)
- Page 1 USER GUIDE BUSINESS SERIES 24-Port or 48-Port 10/100 + 4-Port 10/100/1000 Gigabit Resilient Clustering Smart Switch with 2 Combo SFPs SLM224G4S (G5), SLM248G4S (G5) Model:...
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Page 2: Icon Descriptions
Glossary www.linksys.com/glossary Network Security www.linksys.com/security Copyright and Trademarks Linksys is a registered trademark or trademark of Cisco Systems, Inc. and/ or its affiliates in the U.S. and certain other countries. Copyright © 2008 Cisco Systems, Inc. All rights reserved. Other brands and product names are trademarks or registered trademarks of their respective holders. -
Page 3: Table Of Contents
Replacing a Stacked Switch ........ - Page 4 Port Management ..........18 VLAN Management .
- Page 5 Fiber Optic Cabling ..........49 Appendix B: About Switch Stacking Stack Building Quick Start .
- Page 6 Appendix D: Specifications SLM224G4S/SLM248G4S ........62 Appendix E: Warranty Information Limited Warranty .
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Page 7: Chapter 1: Introduction
Chapter 1 Chapter 1: Introducton Thank you for choosing the Linksys 24/48-Port 10/100 + 4-Port Gigabit Smart Switch with Resilient Clustering Technology and 2 Combo SFPs. These switches allow you to expand your network securely. Configuration of the switch is secured using SSL for Web access. -
Page 8: Chapter 2: Product Overview
Chapter 2 Chapter 2: Product Overvew SLM224G4S Front Panel The Switch’s LEDs and ports are located on the front panel. Front Panel of the SLM224G4S System (Green/Amber) Lights up green to indicate that the Switch is powered on. Lights up amber while the Switch is performing a system self-test. -
Page 9: Slm248G4S
Chapter 2 SLM248G4S Front Panel The Switch’s LEDs and ports are located on the front panel. Front Panel of the SLM248G4S System (Green/Amber) Lights up green to indicate that the Switch is powered on. Lights up amber while the Switch is performing a system self-test. -
Page 10: Chapter 3: Installation
24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs Pre-Installation Considerations Fast Ethernet Considerations If you are using the Switch for Fast Ethernet (100 Mbps) applications, you must observe the following guidelines: Full-Duplex Considerations The Switch provides full-duplex support for its RJ-45 ports. -
Page 11: Desktop Placement
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 the Specifications Appendix as you are placing the Switch. -
Page 12: Uplinking The Switch
• master automatically becomes the new master if the master fails. Unit 3, 4, 5, 6: The switch is a Slave unit. (Depending on • the switch models used, 5 and 6 may not be valid.) The Switches are connected together using a pair of Gigabit ports on each Switch: G1 and G2, G3 and G4, or miniGBIC1 and miniGBIC2. -
Page 13: Reassigning A Slave Unit As The Master Unit
Connect the cable’s other end to port G2 on Unit 1. For a stack with less than 6 switches, the steps are similar except that port G1 of the last switch in the stack must be connected back to port G2 of the frst switch in the stack. -
Page 14: Chapter 4: Configuration Using The Console Interface
Enter a name for this connection. Select an icon for the application, then click OK. HyperTerminal Connection Description Screen Select a port to communicate with the switch. Select COM1 or COM2. HyperTerminal Connect To Screen 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs Set the serial port settings as follows, then click OK. -
Page 15: How To Use The Console Interface
Use the arrow keys to select Execute and press Enter to complete the login process. 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs Switch Main Menu After successful login, the Main Menu screen appears. This screen displays six menu choices: System Configuration Menu, Port Status, Port Configuration, System Mode, Help, and Log Out. - Page 16 The default account is admn. You cannot edit this account (its user name and password cannot be changed). For security purposes, Linksys recommends creating at least one user account with a unique user name and password. You can create up to five user accounts total.
- Page 17 DHCP Clent The status of the DHCP client is displayed. If you want the Switch to be a DHCP client, then select ENABLE. If you want to assign an static IP address to the Switch, then enter the IP settings and select DISABLE.
- Page 18 Chapter 4 HTTP HTTP Server Enable or disable the Switch’s HTTP server function. HTTP Server port Set the TCP port that HTTP packets are sent and received from. Network Configuration The Network Configuration screen offers a choice of two tests, Ping and TraceRoute.
- Page 19 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs Restore System Default Settings To restore the Switch back to the factory default settings, select Restore System Default Settng and press Enter. A prompt appears in the lower part of the screen asking you to confirm the requested action.
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Page 20: Port Status
Software The version number of the software that runs the switch. Uplnk The ID number of the switch that has an uplink connection to this switch. Downlnk The ID number of the switch that has a downlink connection from this switch. -
Page 21: Chapter 5: Configuration Using The Web-Based Utility
DHCP to assign it, enter the new IP address instead. The computer you use for configuration should be on the same subnet as the Switch. The Login screen appears. Enter admn in the Username field and enter the password in the Password field. If this is the first time you are using the utility, leave the Password blank. -
Page 22: Setup > Zoom
Displays the Switch’s MAC address. Jumbo Frame This setting enables or disables Jumbo frames on the Switch. A maximum packet size of 9 KB is supported. Jumbo frames allow data to be transmitted using fewer frames, providing lower overhead, quicker processing time, and fewer interruptions. -
Page 23: Setup > Time
Switch. Setup > Time Local Time Here you set the system date and time for the Switch. All settings noted as “two-digit” must contain a leading zero if the value is less than 10 (for example, 01 instead of 1). -
Page 24: Setup > Stack Management
This is used to change the unit numbers of the switches in the stack when the system is reset. To change a switch’s unit number, locate the unit in the Unit No. column, then select the new unit number in the Unit No. - Page 25 Chapter Unt No. The unit (switch) that you are managing. The default is the Master unit’s number. To manage a different unit, select its number from the drop-down menu. Port The port number (preceded by the unit number). For example, 2/e1 indicates Unit 2, Ethernet Port 1.
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Page 26: Port Management > Link Aggregation
You can create up to eight LAGs on the Switch. Each LAG can contain up to eight ports. The LAG number (1-8). -
Page 27: Port Management > Lacp
In addition to LAGs that you create by manually grouping ports together, you can also use the Link Aggregation Control Protocol (LACP) to automatically negotiate a LAG link between the Switch and another network device. The LACP screen contains fields for configuring LACP LAGs. -
Page 28: Vlan Management
Admn Key (Read-only) A channel will only be formed between ports with the same admin key. This only applies to ports located on the same switch. When you are finished entering the settings above, click Update to apply the settings. -
Page 29: Vlan Management > Port To Vlan
Chapter Acceptable Frame Type This specifies the type of frames that the port will accept. If All (default) is selected, the port will accept all frame types, including tagged or untagged frames. If Tagged is selected, the port accepts only tagged frames. -
Page 30: Statistics
Chapter VLAN Management > VLAN to Port > Join VLAN to Port Select VLAN This contains two fields. The field on the left lists the IDs of all available VLANs to which the port can belong; the field on the right lists the IDs of the VLANs to which the port already belongs. -
Page 31: Statistics > Rmon History
Chapter Collsons Displays the number of collisions received on the interface since the device was last refreshed. Frames of xx Bytes Number of xx-byte frames received on the interface since the device was last refreshed. Clear Counters Click Clear Counters to reset all the counters on this screen to zero. -
Page 32: Statistics > Rmon Alarms
Chapter Broadcast Packets Displays the number of good Broadcast packets received on the interface since the device was last refreshed. This number does not include Multicast packets. Multcast Packets Displays the number of good Multicast packets received on the interface since the device was last refreshed. -
Page 33: Statistics > Rmon Events
Chapter Interval Defines the alarm interval time in seconds. Owner Displays the device or user that defined the alarm. Click Add to Lst to add an entry to the Alarm Table. Alarm Table The Alarm Table lists the alarms that have been defined using the Add Alarm section. -
Page 34: Security
Chapter The Interface Statistics screen is used to display statistics for the Ethernet port or LAG that you specify. You can also specify the rate at which the display will be refreshed. Interface To display statistics for an Ethernet port, select Unt No., then select the desired unit and port from the drop-down menus. -
Page 35: Security > Port Security
Max EAP Requests Specifies the maximum number of times the switch port will retransmit an EAP request packet to the client before it times out the authentication session. The range is 1 to 10 times. The default is 2 retries. - Page 36 The lower portion of the Port Security screen displays a summary of the settings in the upper portion of the screen. The settings are displayed for each of the ports on the Switch. Click Save Settngs to apply the changes, or Cancel Changes to cancel the changes.
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Page 37: Security > Storm Control
Security > Storm Control Storm Control enables limiting the amount of Multicast and Broadcast frames accepted and forwarded by the Switch. A Broadcast Storm results when an excessive amount of broadcast messages is simultaneously transmitted across a network by a single port. -
Page 38: Qos
Chapter Usage Type This is the RADIUS server authentication type. The possible values are: Logn (Default value) Indicates that the RADIUS server • is used for authenticating user name and passwords. 802.1X Indicates that the RADIUS server is used for •... -
Page 39: Qos > Queue Settings
Chapter QoS > Queue Settings The Queue Settings screen is used to define the QoS queue forwarding types. QoS > Queue Settings Strct Prorty Indicates that traffic scheduling for the selected queue is based strictly on the queue priority. Indicates that traffic scheduling for the selected queue is based strictly on the WRR. -
Page 40: Qos > Basic Mode
Spanning Tree > STP Status The STP Status screen displays the STP status on the Switch. This information is read-only and cannot be modified. Spannng Tree State on the device. -
Page 41: Spanning Tree > Global Stp
Spanning Tree > Global STP Global Setting Spannng Tree State Select Enable or Dsable from the drop-down menu to enable or disable STP on the Switch. The default is Enable. BPDU Handlng Determines how BPDU packets are managed when STP is disabled on the port or Switch. -
Page 42: Multicast
Chapter Port Fast Indicates if Fast Link is enabled on the port. If Fast Link mode is enabled for a port, the Port State is automatically placed in the Forwarding state when the port link is up. Fast Link optimizes the STP protocol convergence. -
Page 43: Multicast > Bridge Multicast
IGMP group and not receiving a Join message from another station, before timing out. If a Leave Timeout occurs, the switch notifies the Multicast device to stop sending traffic The Leave Timeout value is either user-defined, or an immediate leave value. -
Page 44: Snmp
Chapter The Bridge Multicast Forward All screen contains the following fields: VLAN ID Displays the VLAN for which Multicast parameters are displayed. Interface Interfaces with the following configuration options: Statc The port is user-defined. • Dynamc The port is configured dynamically. •... -
Page 45: Snmp > Group Profile
Chapter Vew Name Displays the user-defined views. The options are as follows: Default Displays the default SNMP view for read and • read/write views. DefaultSuper Displays the default SNMP view for • administrator views. Subtree ID Tree Indicates the device feature OID included or excluded in the selected SNMP view. -
Page 46: Snmp > Communities
Chapter Authentcaton Method Use this to enable or disable Authentication between the SNMP Agent on the Switch and the SNMP Manager. None Disables authentication between the SNMP • Agent on the Switch and the SNMP Manager. MD Password Enables authentication using HMAC- •... -
Page 47: Snmp > Notification Filter
Chapter Base Table Management Staton Displays the management station IP address for which the basic SNMP community is defined. Communty Strng Displays the password used to authenticate the management station to the device. Access Mode Displays the access rights of the community. -
Page 48: Admin
Chapter SNMPv Enables SNMPv3 as the Notification Recipient. Either SNMPv1,2 or SNMPv3 can be enabled at any one time, but not both at the same time. If SNMPv3is enabled, the User Name and Security Level fields are enabled for configuration: User Name Defines the user to whom SNMP notifications... -
Page 49: Admin > Static Address
A list of all static addresses on the Switch appears at the bottom of the screen. The top part of the screen contains... -
Page 50: Admin > Port Mirroring
Port mirroring can be used as diagnostic tool and/or a debugging feature. Port mirroring also enables switch performance monitoring. Network administrators configure port mirroring by selecting a target port to which the packets are copied, and the source port(s) from which the packets are copied. -
Page 51: Admin > Save Configuration
Admin > Save Configuration The Save Configuration screen allows you to upload Switch configuration files to a TFTP server, or to download saved Switch configuration files from a TFTP server or from your computer via the HTTP interface. Va TFTP Select this to upload to or download from a TFTP server. -
Page 52: Admin > Firmware Upgrade
Configuration Using the Web-based Utility Admin > Reboot The Reboot screen is used to reset one Switch or the entire stack. From the drop-down menu, select the unit number or Stack, then click Reboot, then click OK to confirm. The configuration settings are automatically saved before the system reboots. -
Page 53: Admin > Logging
Chapter To restore the factory defaults, click Reset Default, then click OK to confirm. Then restart the Switch by going to the Admin > Reboot screen; once there, select the master unit number (if applicable), click Reboot, then click OK. -
Page 54: Admin > Flash Logs
Chapter Severty Displays the log severity. Descrpton Displays the log message text. Admin > Memory Logs Admin > Flash Logs The Flash Log screen contains information about log entries saved to the Log File in flash memory, including the time the log was generated, the log severity, and a description of the log message. -
Page 55: 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 56: Appendix B: About Switch Stacking
Appendx B Appendx B: About Swtch Stackng A switch may operate in one of two modes: Stack or Standalone. You can select either mode during software boot or using the web-based utility’s Setup > Summary screen, with the new mode taking effect after the unit is reset. -
Page 57: Stack Resiliency
Master, it will start building its own dynamic tables from scratch. 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking Units that are assigned Unit IDs 3-6 (SLM224G4S) or •... -
Page 58: Stack Units Startup Process
Master. It does not matter if the Unit 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking ID was originally assigned automatically or manually. (Such units are called Master-enabled units). -
Page 59: User Controls
24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking the stack Master and will be copied to the Backup Master (if it exists). -
Page 60: Stack Master Failure And Replacement
ID, it will be configured as the original failed 48- port unit was configured). 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking If a 48-port unit replaces a 24-port unit, then •... -
Page 61: Splitting A Stack
“Replacing a Failed Stack Member in a Running Stack” above. 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking Since this subgroup contains both master and backup, •... -
Page 62: Merging Two Stacks
In this example one should distinguish between two scenarios: 24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking The incoming units are turned off before insertion and •... -
Page 63: Stacking Cable Failure
24/48-Port 10/100 + 4-Port Ggabt Reslent Clusterng Smart Swtch wth 2 Combo SFPs About Switch Stacking A running group of units is added to an existing stack, assuming each one of the stack groups has an elected Master. -
Page 64: Appendix C: Glossary
Appendx C Appendx C: Glossary This glossary contains some basic networking terms you may come across when using this product. WEB: For additional terms, please visit the glossary at www.lnksys.com/glossary Access Mode Specifies the method by which user access is granted to the system. Access Pont A device that allows wireless-equipped computers and other devices to communicate with a wired network. - Page 65 For example, to report a processing error. IGMP (Internet Group Management Protocol) Allows hosts to notify their local switch or router that they want to receive transmissions assigned to a specific multicast group.
- Page 66 Appendx C MAC (Meda Access Control) Address The unique address that a manufacturer assigns to each networking device. Mask A filter that includes or excludes certain values, for example parts of an IP address. Mbps (MegaBts Per Second) One million bits per second;...
- Page 67 Appendx C Glossary 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 68: Appendix D: Specifications
Web Browser upgrade (HTTP) and TFTP upgrade Port Mirroring Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe Other Management Switch Audit Log DHCP Client BootP SNTP Xmodem upgrade Cable Diagnostics Port Mirroring... - Page 69 Appendx D Layer 2 VLAN Port-based and 802.1q-based VLANs HOL Blocking Head of line blocking prevention Jumbo frame Supports up to 9K byte frames Standards 802.3 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet, 802.3ab 1000BASE-T Gigabit Ethernet, 802.3z Gigabit Ethernet, 802.3x Flow Control Envronmental Dimensions SLM224G4S:...
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Page 70: Appendix E: Warranty Information
The internet URL address and the web pages referred to herein may be updated by Linksys from time to time; the version in effect at the date of purchase shall apply. This limited warranty is non-transferable and extends only to the original end-user purchaser. -
Page 71: Technical Support
Appendx E Warranty Information product to Linksys at your cost and risk. You must include the RMA number and a copy of your dated proof of original purchase when returning your product. Products received without a RMA number and dated proof of original purchase will be rejected. -
Page 72: Appendix F: Regulatory Information
Appendx F Appendx F: Regulatory Informaton FCC Statement This equipment has been tested and complies with the specifications for a Class A digital device, pursuant to Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. -
Page 73: User Information For Consumer Products Covered By Eu Directive 2002/96/Ec On Waste Electric And Electronic Equipment (Weee)
(WEEE) This document contains important information for users with regards to the proper disposal and recycling of Linksys products. Consumers are required to comply with this notice for all electronic products bearing the following symbol: Englsh - Envronmental Informaton for Customers n... - Page 74 Appendx F Eest (Estonan) - Keskkonnaalane nformatsoon Euroopa Ldus asuvatele klentdele Euroopa Liidu direktiivi 2002/96/EÜ nõuete kohaselt on seadmeid, millel on tootel või pakendil käesolev sümbol keelatud kõrvaldada koos sorteerimata olmejäätmetega. See sümbol näitab, et toode tuleks kõrvaldada eraldi tavalistest olmejäätmevoogudest.
- Page 75 Appendx F Letuvška (Lthuanan) - Aplnkosaugos nformacja, skrta Europos Sąjungos vartotojams Europos direktyva 2002/96/EC numato, kad įrangos, kuri ir kurios pakuotė yra pažymėta šiuo simboliu (įveskite simbolį), negalima šalinti kartu su nerūšiuotomis komunalinėmis atliekomis. Šis simbolis rodo, kad gaminį reikia šalinti atskirai nuo bendro buitinių...
- Page 76 Appendx F Português (Portuguese) - Informação ambental para clentes da Unão Europea A Directiva Europeia 2002/96/CE exige que o equipamento que exibe este símbolo no produto e/ou na sua embalagem não seja eliminado junto com os resíduos municipais não separados. O símbolo indica que este produto deve ser eliminado separadamente dos resíduos domésticos regulares.
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Page 77: Appendix G: Contact Information
Appendx G Appendx G: Contact Informaton If you experience problems with any Linksys product, you can contact support by visiting the appropriate website: Regon Web Address www.lnksys.com/DZar/support Algeria (Arabic) Algeria (English) www.lnksys.com/DZen/support Argentina www.lnksys.com/AR/support Australia www.lnksys.com/AU/support Austria www.lnksys.com/AT/support www.lnksys.com/BHar/support Bahrain (Arabic) www.lnksys.com/BHen/support... - Page 78 Appendx G Regon Web Address www.lnksys.com/MY/support Malaysia www.lnksys.com/MU/support Mauritius www.lnksys.com/MX/support Mexico www.lnksys.com/MAar/support Morocco (Arabic) Morocco (English) www.lnksys.com/MAen/support Namibia www.lnksys.com/NA/support Netherlands www.lnksys.com/NL/support www.lnksys.com/NZ/support New Zealand www.lnksys.com/NG/support Nigeria www.lnksys.com/NO/support Norway www.lnksys.com/OMar/support Oman (Arabic) www.lnksys.com/OMen/support Oman (English) Pakistan www.lnksys.com/PK/support Panamá www.lnksys.com/PA/support Paraguay www.lnksys.com/PY/support Perú...