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3Com 9100 manual Public

Models: 9100

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24CHAPTER 1: SWITCH 9100 OVERVIEW

Table 5 Switch 9100 Factory Defaults (continued)

Item	Default Setting

Spanning Tree Protocol	Disabled for the switch; enabled for each port in
	the STPD
802.1p priority	Recognition enabled
802.3x flow control	Enabled on Gigabit Ethernet ports
802.1Q tagging	All packets are untagged on the default VLAN
	(default)
Forwarding database aging	300 seconds (5 minutes)
period
IGMP	Enabled
IGMP snooping	Enabled
Port status	Enabled on all ports
SNMP read community string	public
SNMP write community string	private
RMON history session	Enabled
RMON alarms	Enabled
	Send trap if load is greater than 75% of available
	bandwidth
	Send trap if there are more than 10 errors in
	1,000 packets
BOOTP	Enabled on the default VLAN (default)

Image 24

3Com 9100 manual Public

Contents

SuperStack Switch User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Installation and Setup Virtual Lans Vlans Forwarding Database FDB Quality of Service QOS Using the WEB Interface Technical Specifications Troubleshooting Page Ethernet concepts Ethernet switching and bridging concepts About this GuideConventions Icon DescriptionConvention Description Screen displaysRelated DocumentationYear ComplianceAbout this Guide Switch 9100 Overview SwitchFeatures AboutSimple Network Management Protocol Snmp For information on load sharing, refer to Chapter Virtual LANs VLANsConfiguration Quality of Service QoSNetwork ExampleSwitch 9100 used in a backbone configuration KeyFront panel has the following features ViewPorts Describes the LED behavior on the Switch LEDsStandard Media Type Mhz/Km Rating Maximum Distance Color Indicates 1000BASE-SX Port Status LEDsSwitch 9100 Rear shows the Switch 9100 rear view Color Indicates 100/1000BASE-TX Port Status LEDsUnit Status LED Power Sockets Reset ButtonSerial Number MAC AddressPublic Installation and Setup DeterminingLocation Installing TabletopRack Mounting Installing the Switch 9100 Connecting Equipment to the Console Port Function Pin Number DirectionSwitch Installation Flashes until the switch has successfully passed the PostDefault Vlan named default Login adminLogging on for First TimeInstallation and Setup Accessing the Switch Accessing the Switch You could enter the following shortcut Be a range of numbers, for exampleSymbol Description Config vlan name ipaddress ipaddressConfig snmp community readonly readwrite string Reboot date time cancelCreate account admin user username encrypted password Line-Editing KeysCommand Description Disable bootp vlan name all Disable cli-config-loggingDisable clipaging Disable idletimeoutConfiguring Management Access Unconfig switch allShow banner 3C177052Changing the Default Password Account Name Access Level3C1770519# Create account admin user username encrypted Viewing AccountsShow accounts Methods Managing Switch Using AccessProfiles Deleting an AccountConfig access-profile accessprofile Access Profile Example To view the contents of an access profile, typeUsing Telnet To view the Telnet configuration, typeConnecting to Another Host Using Telnet Using a Bootp ServerManually Configuring the IP Settings Config vlan name ipaddress ipaddress subnetmask Config iproute add default ipaddress metricFor example Your changes take effect immediatelyTerminate the session by using the following command Show sessionClear session sessionnumber Commands Using the WebOn the switch IP HostUsing Snmp Accessing SwitchAgents Supported MIBsEnable Snmp access Enable Snmp trapsCommand Ping command syntax is Options for the ping command are described in TableChecking Basic ConnectivitySwitch 9100 Ports Configuring Switch Port Speed Duplex SettingEnabling DisablingEnable learning ports portlist Enable ports portlistEnable sharing masterport Config ports portlist qosprofileDisable learning ports portlist Disable ports portlistDisable sharing masterport Show ports portlist txerrorsAccessing the Switch Enable sharing 4 grouping Configuration Port-MirroringVerifying the Load SharingCommands Disable mirroringExample Show mirroringAccessing the Switch VLANs help to control traffic VLANs provide extra securityIgmp Overview VLANs ease the change and movement of devicesIgmp Snooping Enable igmp vlan name Enable igmp snoopingForward-mcrouter-only Forward-mcrouter-only is specified, Types of VLANs Port-Based VLANsSpanning Switches with Port-Based VLANs Marketing Finance SalesSwitch AccountingEngineering Uses of Tagged VLANs Assigning a Vlan TagShows a logical diagram of the same network Tagged PortsMixing Port-Based and Tagged VLANs Following protocol filters are predefined on the switch NetBIOS DECNet IPX8022Predefined Protocol Filters AppleTalkConfig protocol protocolname add protocoltype Hexvalue Defining Protocol FiltersCreate protocol protocolname Vlan Names Deleting a Protocol FilterPackets Over Protocol Configuring VLANs On the Switch6 to it Displaying Vlan Settings To display Vlan settings, use the following commandShow vlan name Deleting VLANs Virtual Lans Vlans Forwarding Database FDB Associating a QoS Profile with an FDB Entry Config fdb agingtime number Disable learning portsEntries Following example adds a permanent entry to the FDBTo display FDB entries, use the command Displaying FDB EntriesShow fdb macaddress vlan name portlist Permanent Removing FDB Delete Fdbentry macaddress vlanName Clear fdb macaddress vlan name portlist Forwarding Database FDB Spanning Tree Protocol STP OverviewSpanning Tree ProtocolNetwork with an illegal topology Initialization Traffic flowing through Bridge BReconfiguration DomainsStabilization STPD2 contains VLANs Manufacturing and Engineering Stpd Marketing & Sales Marketing, Sales & Engineering Configuring STP on the Switch Config stpd stpdname add vlan nameEnable stpd stpdname Create stpd stpdnameShows the commands used to configure STP Enable stpd port portlistSettings Displaying STPThrough 3, and port Resetting STP Listed in TableSpanning Tree Protocol STP Quality of Service QOS Quality of ServiceBuilding Blocks QoS Profiles Profile Name Priority Minimum Bandwidth Maximum Bandwidth Vlan Permanent MAC addresses Dynamic MAC AddressesCommand to clear the FDB is as follows Verifying MAC-Based QoS SettingsOr the command BlackholeConfig dot1p type dot1pvalue qosprofile qosname Enable dot1p replacement ports portlist all802.1p Packets Physical and Logical GroupingsSource Port Verifying Physical and Logical GroupingsVerifying Configuration Performance Displaying QoS Information QoS MonitorShow ports portlist qosmonitor Enable qosmonitor port port Disable qosmonitorConfiguring QoS Quality of Service QOS Status Monitoring Statistics Show log config Show switchShow log priority Show memoryTo view port statistics, use the following command Port StatisticsAccuracy Port Errors To view port transmit errors, use the following commandTo view port receive errors, use the following command Port Monitoring Display KeysLogging Is specific to the problem Where the following is trueLevel Description Clear log staticTo configure the log display, use the following command Configure remote logging by using the following commandReal-Time Display Disable log display Disable syslogRmon features supported by the switch On the networkAllows you to monitor LANs remotely Clear CountersAlarms StatisticsHistory Events Improving EfficiencyAllowing Proactive Management Reducing the Traffic LoadRmon Group Support Supplied by the Switch Statistics AlarmsHistory EventsEnable disable rmon Action High ThresholdStatus Monitoring and Statistics Using the WEB Interface Enabling Disabling Web AccessTo re-enable Web access, use the following command Setting Up Your Accessing the WebBrowser Navigating the Web Interface Task FrameWebserver busy Browser Controls Status MessagesSelection Type Key Sequence Configuring a Vlan Saving ChangesDo a Get When Using the WEB Interface Software Upgrade and Boot Options Secondary image and configuration file on the switchDownloading a New ImageRebooting the Switch SavingChanges Upgrading Software Upgrade and Boot Options Boot Option Show configurationCancel option Save configuration primarySoftware Upgrade and Boot Options Safety Information Important Safety InformationLithium Battery Appendix a Safety Information ’information de Sécurité ImportanteAppendix a Safety Information Batterie au lithium Wichtige Sicherheitsinformat ionen EuropeWarnung Faseroptikanschlüsse Optische Sicherheit LithiumbatterieAppendix a Safety Information Technical Specifications Protocols Used for Administration Terminal EmulationTroubleshooting LEDsUsing Command-Line Interface Switch does not power upSnmp Network Manager cannot access the device Telnet workstation cannot access the deviceTraps are not received by the Snmp Network Manager Permanent entries remain in the FDBYou forget your password and cannot log Port Configuration No link light on 100/1000BASE-TX portExcessive RX CRC errors No link light on Gigabit fiber port VLANs You cannot add a port to a VlanVLANs, IP Addresses and default routes Vlan names802.1Q links do not work correctly Using the Command-Line Interface Appendix C Troubleshooting Services Technical SupportOnline Technical Access by Analog Modem Username anonymousHours a day, 7 days a week Country Data Rate Telephone NumberAccess by Digital Modem 847 262408 727 Europe, South Africa, and Middle East Country Telephone Number Asia, Pacific RimCountry Telephone Number Fax Number Page Glossary Bridge BroadcastBroadcast storm CollisionGlossary IP address LatencyLine speed LoopPort trunks See load sharing Repeater Resilient linkRouter SegmentSwitch Switch DatabaseStandby port TelnetGlossary Admin IndexNumbers FDB Rmon Tftp Index Index Index of Commands 118 Index of Commands Index of Commands 3Com Corporation Limited Warranty Warranties Exclusive Governing LAW EMC Statements