Switch | 3Com 9100 guide

	Connecting Equipment to the Console Port			29
Table 6 Console Connector Pinouts (continued)

Function	Pin Number	Direction

GND (ground)	5	-
DSR (data set ready)	6	In
RTS (request to send)	7	Out
CTS (clear to send	8	In

Figure 5 shows the pin-outs for a 9-pin to RS-232 25-pin null modem cable.

Switch 9100

Cable connector: 9-pin female

Screen Shell

TxD 3

RxD 2

Ground 5

RTS 7

CTS 8

DSR 6

DCD 1

DTR 4

PC/Terminal

Cable connector: 25-pin male/female

1 Screen

3 RxD

2 TxD

7 Ground

4 RTS

20 DTR

5 CTS

6 DSR

8 DCD

91_ser1

Figure 5 Null modem cable pin-outs

Image 29

3Com 9100 manual Switch

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 About this Guide Ethernet concepts Ethernet switching and bridging concepts Icon Description ConventionsConvention Description Screen displays Documentation RelatedYear Compliance About this Guide Switch Switch 9100 OverviewFeatures About Simple Network Management Protocol Snmp Virtual LANs VLANs For information on load sharing, refer to Chapter Quality of Service QoS ConfigurationNetwork Example Key Switch 9100 used in a backbone configuration Ports Front panel has the following featuresView LEDs Describes the LED behavior on the SwitchStandard Media Type Mhz/Km Rating Maximum Distance Color Indicates 1000BASE-SX Port Status LEDs Unit Status LED Switch 9100 Rear shows the Switch 9100 rear viewColor Indicates 100/1000BASE-TX Port Status LEDs Reset Button Power SocketsSerial Number MAC Address Public Location Installation and SetupDetermining Rack Mounting InstallingTabletop Installing the Switch 9100 Function Pin Number Direction Connecting Equipment to the Console Port Switch Flashes until the switch has successfully passed the Post Installation Login admin Default Vlan named defaultLogging on for First Time Installation and Setup Accessing the Switch Accessing the Switch Be a range of numbers, for example You could enter the following shortcut Config vlan name ipaddress ipaddress Symbol DescriptionConfig snmp community readonly readwrite string Reboot date time cancel Line-Editing Keys Create account admin user username encrypted password Command Description Disable cli-config-logging Disable bootp vlan name allDisable clipaging Disable idletimeout Unconfig switch all Configuring Management AccessShow banner 3C177052 3C1770519# Changing the Default PasswordAccount Name Access Level Show accounts Create account admin user username encryptedViewing Accounts Using Access Methods Managing SwitchProfiles Deleting an Account Config access-profile accessprofile To view the contents of an access profile, type Access Profile Example To view the Telnet configuration, type Using TelnetConnecting to Another Host Using Telnet Using a Bootp Server Manually Configuring the IP Settings Config iproute add default ipaddress metric Config vlan name ipaddress ipaddress subnetmaskFor example Your changes take effect immediately Clear session sessionnumber Terminate the session by using the following commandShow session Using the Web CommandsOn the switch IP Host Accessing Switch Using SnmpAgents Supported MIBs Enable Snmp traps Enable Snmp access Command Options for the ping command are described in Table Ping command syntax isChecking Basic Connectivity Configuring Switch Port Speed Duplex Setting Switch 9100 PortsEnabling Disabling Enable ports portlist Enable learning ports portlistEnable sharing masterport Config ports portlist qosprofile Disable ports portlist Disable learning ports portlistDisable sharing masterport Show ports portlist txerrors Accessing the Switch Enable sharing 4 grouping Port-Mirroring ConfigurationVerifying the Load Sharing Disable mirroring CommandsExample Show mirroring Accessing the Switch VLANs provide extra security VLANs help to control traffic Igmp Snooping Igmp OverviewVLANs ease the change and movement of devices Forward-mcrouter-only Forward-mcrouter-only is specified, Enable igmp vlan nameEnable igmp snooping Port-Based VLANs Types of VLANs Marketing Finance Sales Spanning Switches with Port-Based VLANs Switch AccountingEngineering Assigning a Vlan Tag Uses of Tagged VLANs Tagged Ports Shows a logical diagram of the same network Mixing Port-Based and Tagged VLANs NetBIOS DECNet IPX8022 Following protocol filters are predefined on the switchPredefined Protocol Filters AppleTalk Create protocol protocolname Config protocol protocolname add protocoltype HexvalueDefining Protocol Filters Packets Over Protocol Vlan NamesDeleting a Protocol Filter On the Switch Configuring VLANs 6 to it Show vlan name Displaying Vlan SettingsTo display Vlan settings, use the following command Deleting VLANs Virtual Lans Vlans Forwarding Database FDB Associating a QoS Profile with an FDB Entry Disable learning ports Config fdb agingtime numberEntries Following example adds a permanent entry to the FDB Show fdb macaddress vlan name portlist Permanent To display FDB entries, use the commandDisplaying FDB Entries Name Clear fdb macaddress vlan name portlist Removing FDBDelete Fdbentry macaddress vlan Forwarding Database FDB Overview Spanning Tree Protocol STPSpanning Tree Protocol Network with an illegal topology Traffic flowing through Bridge B Initialization Stabilization ReconfigurationDomains STPD2 contains VLANs Manufacturing and Engineering Stpd Marketing & Sales Marketing, Sales & Engineering Config stpd stpdname add vlan name Configuring STP on the SwitchEnable stpd stpdname Create stpd stpdname Enable stpd port portlist Shows the commands used to configure STP Through 3, and port SettingsDisplaying STP Listed in Table Resetting STP Spanning Tree Protocol STP Building Blocks Quality of Service QOSQuality of Service QoS Profiles Profile Name Priority Minimum Bandwidth Maximum Bandwidth Vlan Dynamic MAC Addresses Permanent MAC addresses Verifying MAC-Based QoS Settings Command to clear the FDB is as followsOr the command Blackhole Enable dot1p replacement ports portlist all Config dot1p type dot1pvalue qosprofile qosname802.1p Packets Physical and Logical Groupings Verifying Physical and Logical Groupings Source Port Show ports portlist qosmonitor Verifying Configuration PerformanceDisplaying QoS Information QoS Monitor Disable qosmonitor Enable qosmonitor port port Configuring QoS Quality of Service QOS Status Monitoring Statistics Show switch Show log configShow log priority Show memory Accuracy To view port statistics, use the following commandPort Statistics To view port receive errors, use the following command Port ErrorsTo view port transmit errors, use the following command Logging Port MonitoringDisplay Keys Where the following is true Is specific to the problemLevel Description Clear log static Real-Time Display To configure the log display, use the following commandConfigure remote logging by using the following command Disable syslog Disable log display On the network Rmon features supported by the switchAllows you to monitor LANs remotely Clear Counters History AlarmsStatistics Improving Efficiency EventsAllowing Proactive Management Reducing the Traffic Load Alarms Rmon Group Support Supplied by the Switch StatisticsHistory Events Action High Threshold Enable disable rmon Status Monitoring and Statistics To re-enable Web access, use the following command Using the WEB InterfaceEnabling Disabling Web Access Browser Setting Up YourAccessing the Web Webserver busy Navigating the Web InterfaceTask Frame Selection Type Key Sequence Browser ControlsStatus Messages Do a Get When Configuring a VlanSaving Changes Using the WEB Interface Secondary image and configuration file on the switch Software Upgrade and Boot OptionsDownloading a New Image Changes Rebooting the SwitchSaving Upgrading Software Upgrade and Boot Options Show configuration Boot OptionCancel option Save configuration primary Software Upgrade and Boot Options Safety Information Information Important Safety Lithium Battery Appendix a Safety Information Sécurité Importante ’information de Appendix a Safety Information Batterie au lithium Europe Wichtige Sicherheitsinformat ionen Lithiumbatterie Warnung Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Technical Specifications Terminal Emulation Protocols Used for Administration LEDs Troubleshooting Switch does not power up Using Command-Line InterfaceSnmp Network Manager cannot access the device Telnet workstation cannot access the device Permanent entries remain in the FDB Traps are not received by the Snmp Network Manager Excessive RX CRC errors You forget your password and cannot logPort Configuration No link light on 100/1000BASE-TX port VLANs You cannot add a port to a Vlan No link light on Gigabit fiber port 802.1Q links do not work correctly VLANs, IP Addresses and default routesVlan names Using the Command-Line Interface Appendix C Troubleshooting Online Technical ServicesTechnical Support Username anonymous Access by Analog ModemHours a day, 7 days a week Country Data Rate Telephone Number 408 727 Access by Digital Modem847 262 Country Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle East Country Telephone Number Fax Number Page Glossary Broadcast BridgeBroadcast storm Collision Glossary Latency IP addressLine speed Loop Port trunks See load sharing Resilient link RepeaterRouter Segment Switch Database SwitchStandby port Telnet Glossary Numbers AdminIndex 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