Ch 18 IP Multicast, Ip multicast traceRoute | 3Com 3500 instruction

56CHAPTER 2: COMMAND SUMMARY

Table 6 Command Summary (continued)

3500	9000:	9000:	9400	3900	9300
Commands	Layer	Layer
Commands	2	3

Ch 18 IP Multicast

ip multicast dvmrp interface summary ip multicast dvmrp interface detail ip multicast dvmrp interface mode ip multicast dvmrp interface metric ip multicast dvmrp tunnels summary ip multicast dvmrp tunnels define

ip multicast dvmrp tunnels remove ip multicast dvmrp tunnels address ip multicast dvmrp tunnels threshold ip multicast dvmrp tunnels metric ip multicast dvmrp routeDisplay

ip multicast dvmrp cacheDisplay ip multicast dvmrp default

ip multicast igmp interface summary ip multicast igmp interface detail ip multicast igmp interface TTL

ip multicast igmp snooping ip multicast igmp querying ip multicast cache

ip multicast traceRoute

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3Com 3500 manual Ch 18 IP Multicast, Ip multicast traceRoute

Contents

Command Reference Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents System console security access System console timeout timeOutSystem serialPort terminalSpeed System serialPort serialPortMode System nvData reset System sntp displaySystem sntp remove Module baseline display Management ip rip statistics Management ip advancedPing Ethernet paceAccess Part IV Physical Port Parameters Part V Bridging Parameters Bridge cos summary Virtual Lans Vlans Bridge packetFilter unassign Ip interface icmpRouterDiscovery Ip arp display Ip vrrp statistics Ip multicast dvmrp tunnels summaryIp multicast igmp interface summary Ip multicast cache Ip ospf linkStateData summary Ip ospf virtualLinks statistics Ipx server static Ipx rip policy summary Ipx statistics summary Ipx statistics sapAppletalk interface summary Appletalk sourceSocket Qos classifier detail Qos rsvp enableQos classifier summary 3Com Knowledgebase Web Services Analyzer displayPage Platform Release CoreBuilder SuperStack II SwitchPlatforms Covered in This Document About command syntax, field descriptions, default values, Help you to understand the commandsMaterial about why or when to use a particular command. For Information about troubleshooting and networking tasks, see Finding Specific Information in This Guide Command description begins at the top of a page. a command Full command namePlatforms on which this command is valid Short description of the purpose of the command Icon Description Recommendations For Entering CommandsThroughout this guide Convention Description Include the following information when commenting Documentation more useful to youPlease send e-mail comments about this guide to Document title About this Guide Administration Overview Command Summary Page Administration Console Overview CoreBuilder 9000 Management FeaturesConfiguration Tasks Accessing the Administration Console Management Controller EMC functions, such as login table Management featuresAdministration Console Use the Administration Console to manage the CoreBuilder See the Web Management User Guide for the CoreBuilder PSU Chassis Management Architecture Provides a cost-efficient Intelligent Power Management Manages power useEME Overview Type Command Top-Level Menus Tasks Password Access Levels All modules use subslot System displays a prompt similar to the following Administer Access Example Write Access Example Read Access Example Layer 2 switching module is installed Structure diagrams at the beginning of most chapters showYour system supports the command Entering a Command String Menu options are not case sensitive Entering Values in Command Strings Entering Abbreviated CommandsTo accept the default or current value, press Enter Enter q Part II System-Level Functions System Environment Gives an overview of all the commands in this bookCommand Summary Command Summary Module redundancy reset NonRedundant module name Script logoutCh 4 Module Environment Module display Management summary management detail management ip Ethernet summary Ethernet detail Ethernet autoNegotiation Ch 6 SnmpPart IV Physical Port Parameters Ch 7 Ethernet Ports Fddi mac path fddi port display Ch 8 FddiFddi station display Bridge multicast igmp summary Part V Bridging Parameters Ch 9 Bridge-wide ParametersBridge display Ch 10 Bridge Ports Ch 13 Resilient Links Ch 11 TrunksCh 12 MultiPoint Link Aggregation Ch 14 Virtual LANs VLANs Ch 15 Packet Filters Part VI Routing Protocols Ch 16 IP Command Summary Ip rip password Ip rip addAdvertisement Ch 17 Vrrp Ch 18 IP Multicast Ip multicast traceRoute Ch 19 Ospf Ip ospf areas display Command Summary Ch 20 IPX Ipx server secondary Ipx secondary Ipx forwarding ipx rip mode ipx rip triggeredIpx sap triggered Ch 21 AppleTalk Part VII Traffic Policy Ch 22 Quality of Service and Rsvp Ch 24 Roving Analysis Log display Log devices Log servicesPart Viii Monitoring Ch 23 Event Log Command Summary System Environment Module Environment Page System Environment System Environment System display Valid Minimum AbbreviationImportant Consideration Fields in the System Display Prompt Description Possible Values Default System fileTransferOptions File transfer File transfer protocol for Enter Web URL where the Web Help Installation Are located Sy co w Options System console consoleAccess System console ctlKeys Access level PasswordImportant Considerations Logging on to the system Most terminal screens are 24 lines high Displays a summary of trusted IP client information Fields in the System Console Security DisplayNot a trusted client Trusted IP address IP address of the trusted IP client Mask System console security define Specified IP IP address IP address of the interfaceChosen from the range Trusted IP Client indexTo remove All Client ? for a list of selectable indexes System console security access Current deny message Network System console timeout timeOut Telnet Timeout interval Minutes Interval System snapshot summary System snapshot detail Tftp Procedure 3900 9300 FTP Procedure 3500 Only Loads a new revision of system software Host IP Sy b d Resets the baseline counters to zero System baseline set System baseline Enables or disables a baseline RequestedState Valid Minimum Abbreviation Procedure Local Connection Terminal Procedure IP Interface Enter the terminal speed setting for the terminal port System serialPort modemSpeed Sets the baud rate of your system serial port New value System serialPort baudRate Procedures Procedure Sy se e System name Mean Time Dst If you enter y to the prompt, a sub-menu appears thatUser specified option for start and end dates If you enter n, you are returned to the Time menu System time datetime Sets the system’s date and time Format Description Time zone Index That you want to configureSystem time timezone System Time Timezone Example 14 GMT+100 CET/FWT/MET/MEWT/SWT Enter a daylight saving time option System time dst Sets daylight savings timeFormat for option 5 is ccyy-mm-ssThhmmss System nvData save Important Considerations Tftp Previous IP Important Consideration FTP and TftpOptionally, enter a label for the file Example System nvData save You may not want to reboot System reboots after eachReset Continue? For example If you enter y, the system displays the following messages Sy nv e System nvData reset Do you wish Confirmation of the resetContinue? To reboot because resetting So the system reboots after System clearDiagBlock System diagErrLog Field Description Configuration Information System sntp displayDisplays Simple Network Time Protocol Sntp information Fields in the System Sntp Display Valid IP address Address Sntp database Except System sntp defineServer’s IP System sntp modify System sntp remove Sntp state Whether you want to Disabled System sntp state Request poll Seconds, the poll interval 3600 Local system time System sntp toleranceTime Time threshold value, Seconds 900 Tolerance Reboot Confirmation that you want to System? Yes System rebootReboots the system Valid Minimum Abbreviation Important Considerations Example Script Press Escape to return to the top level before you log out Module Environment Module Environment Switching Fabric This module 3C number Module displayFields in the Module Display Port Gigabit You use the snapshot feature Module snapshotSummary Detail display images Module snapshot detail Displays when the current baseline was last set Module baseline set Enables or disables a baseline Possible Prompt Description Values Default Module redundancy Mo nam Module Time Example Most terminal screens are 24 lines Module nvData reset Necessary after each resetPrompts Do you wish Confirmation prompt Performs an emergency download Displays emergency download information for your module Module nvData staging 3500 9000 9400 Module diagErrLog Module reboot Reboots the specified module Enterprise Management Engine EME module You from a Telnet session Establishing Management III Access Page OUT-OF-BAND Management OUT-OF-BAND Management Fields in the Management Summary Display That sets the port mode on Ethernet ports that have port Mode options. If autonegotiation is enabled, port modeReqPortMode Values are ignored Management detail Fields in the Management Detail Display Default is enabled Port was disabledLateCollisions MacAddress MAC address of this port MultiCollisions Periods are 1 second long not configurable RxUnicastsTo a higher-level protocol or application Port during the most recent sampling period. Sampling Fields in the Management IP Interface Summary Display IP address IP address of the out-of-band Interface, chosen from Range of addresses that Command Removes an IP management interface if you no longer need it Management ip route display Value Description Fields in the Management IP Route DisplayStatus for Routes Defines a static route Deletes an existing route Destination IP Ip ro fl Adds a default route to the routing table immediately Deletes the default route Searches for a route in the routing table IP address or IP address that is Fields in the Management IP ARP Display Management IP ARP Static Example Defines a static ARP cache entry on the systemYou can define up to 128 static ARP entries Management ip arp remove Deletes all entries from the ARP cache Ip ar flushD Index Index number of the interface RIP-1 mode Default, advertise, and enabledRIP-2 mode Fields in the Management IP RIP Display RIP mode Learn Current Value Advertise EnabledIP interfaces Which you want to set the RIP Management IP RIP Mode Example Displays general RIP statistics Fields in the Management IP RIP Statistics Display To interrupt the command, press Enter Management ip ping Management IP Ping Example Management ip advancedPing Enabled, the system displays Disabled, the system displaysDisabled disabled Enabled Time between Period . upon receiving an Icmp Management IP Advanced Ping Example Ip t Management IP Trace Route Example Ip traceRoute Wait Wait interval in seconds that Management IP Advanced Trace Route Example TTL value Fields in the Management IP Statistics Display Fields in the Management UDP Statistics Display Fields in the Management Icmp Statistics Display OutAddrMasks SentNumber of Icmp time stamp reply packets that were sent OutTimeStamps Snmp Simple Network Management Protocol Snmp Snmp display Fields in the Snmp Display Snmp Community Example Snmp communitySets two Snmp community strings read-only and read-write Snmp trap display Fields in the Snmp Trap Display Snmp trap addModify Snmp Trap addModify Example Snmp trap remove Snmp trap flush Removes all Snmp trap reporting destinations Fddi station statistics Snmp trapSmtProxyTraps TransmitAndReceive Setting Snmp writeDisable Allows or disallows Snmp write requests Ethernet Ports Fiber Distributed Data Interface Fddi Page Configure Ethernet ports in your system This chapter shows whether your system supports the command Ethernet summary Fields in the Ethernet Summary Display 3500 To display summary information about Ethernet ports, enterVendorName Ethernet detail AlignmentErrs Fields in the Ethernet Detail DisplayControl value 3900 Bytes Layer 2, 9300 9400 PaceAccess Config-error.The value on-lineappears when the portIs both enabled and connected to a cable. The value Partitioned appears when the port has been disabled by Error during reception RxInternalErrsStation was last initialized This port to a higher-level protocol or application Frames not transmitted successfully Error during transmissionFrom this port by a higher-level protocol or application Autonegotiation Want to enable or disableDisable Ethernet portMode Selected Earlier in this 100half Section 100BASE-FX Off RxOn TxOn Setting Each of the ports that you SelectedEthernet flowControl Available on Flow Control SettingsSetting Description Port Type Ethernet paceAccess That you selected Ethernet paceInteractiveAccess Ethernet label Ethernet portState Valid Minimum Abbreviation Important Consideration Ethernet monitoring mode Fiber Distributed Data Interface Fddi Fddi station display Fields in the Fddi Station Display Bit to Set for Rejecting a Station Connection Port B has precedence with defaults for Connecting to a Port MWith defaults for connecting to a Port M Management CFM. In a single MAC node Fddi station tNotify All Enabled Fields in the Fddi Path Display Fddi path displayDisplays Fddi path information Fddi path tvxLowerBound Fddi path tmaxLowerBound Fddi path maxTreq Microseconds Ring’s operational token Rotation time, TOpr Fddi mac summary Fields in the Fddi MAC Summary Display Fddi mac detail Fields in the Fddi MAC Detail Display Higher-level protocol or application Or application. Does not include frames that were notReceived into receive buffers, such as missed frames Enabled or the Fddi ring was not operational This MAC can supportHas expired TvxValue Modules All Fddi mac notCopiedThreshold Fddi mac llcService Fddi mac path Sets the path assignment for MACs Error estimate Fddi port displayFields in the Fddi Port Display LctFailCount Fddi port lerAlarm Fddi port lerCutoff Fddi port label Identification Fddi port path Fields in the Fddi Station Mode Display Fddi port numbers change, depending onStationMode To a specific port You want the stationMode Changes to take effect Fiber Distributed Data Interface Fddi Bridging Parameters Bridge-Wide Parameters Bridge Port ParametersPage BRIDGE-WIDE Parameters Bridge display Valid Minimum Abbreviation Fields in the Bridge Display Configuration messages when the bridge is the root Assigned to it by the root bridge. The default value isTo discard the stored configuration message when it is Seconds. To configure the bridge maximum age, see StpState Whether the Spanning Tree Protocol is enabled or Later in this chapter. STP is also configured on aBy the root bridge. Compare with the bridgeMaxAge Field Enabled enabled Disabled Bridged to Ethernet Versa from Fddi to Ethernet Options IpxSnapTranslation Snap Translation when Ethernet and Fddi links Bridge addressThreshold To disable 300 10 1,000,000 seconds Bridge agingTimeAging time Maximum period Dynamically learned Removed StpState Disabled Default, or Current value EnabledDisabled Default, or Current value Bridge spanningTree stpPriority Bridge spanningTree stpMaxAge Bridge spanningTree stpHelloTime Bridge spanningTree stpForwardDelay Bridge spanningTree stpGroupAddress Gvrp state Enable Disabled For the entire bridgeBridge gvrpState Bridge cos enable Bridge cos summary Fields in the Bridge CoS Summary Display Bridge cos modify Fields in the Bridge Multicast Igmp Summary Display Function to operateIgmp query source IP Address Messages if it is elected as the Igmp querier Bridge multicast igmp snoopMode Bridge multicast igmp queryMode Bridge multicast igmp queryIpAddress 3500 9000 Fields in the Bridge Multicast Igmp Groups Display Valid Vlan ID 1 Default Vlan VID For which you are Multicast routers ID number of the VlanPorts that lead to IP Bridge multicast igmp qPort Bridge Port Parameters Bridge port summary Fields in the Bridge Port Summary Display Port number depending on your system configuration For example, when you define a trunk, only the anchorDisabled for the bridge Disabled Management has disabled the port or Enabled, the port STP configuration options are Enabled STP sets the operating state of the portTopology characteristics. This is the default Configuration for all ports Bridge port detail Fields in the Bridge Port Detail Display To configure port priority values, see bridge port Designated port when more than one bridge port isRxErrorDiscs StpCost in this chapter Option, see bridge port multicastLimit in this chapter RxMcastLimitTypePort multicastLimit in this chapter RxNoDestDiscs If bridge-wide STP is disabled, this port STP setting is Forwards all frames. To configure STP on a port, seeLearning Similar to listening, but the bridge Meaningless as long as its link state is up, the port TxFrames Number of frames that this port transmitted to its For a protocol that the local bridging function isProcessing includes bridge management frames TxMcastFilters BcastOnly Broadcasts only McastBcast Multicasts Enabled Enabled factory Disabled Bridge port stpStateSTP state Specified ports Bridge port stpCost Po stpp Bridge port gvrpState Vlan Valid bridge Port numbers All ? to display a Port summary Bridge port address add Removes individual MAC addresses from the address table MAC address that you want to Valid MAC Address Remove Bridge port address find Bridge port address flushAll Bridge port address flushDynamic Trunks Trunks Fields in the Bridge Trunk autoMap Summary Display Bridge trunk autoMap enable/disable Bridge trunk autoMap test You can select all or one trunk Bridge trunk detail Fields in the Bridge Trunk Detail Display Whether Tcmp is enabled or disabled for the trunk Bridge trunk define Than one FastEthernet GigabitEthernet 10/100BASE-TX 1000BASE-SX ? for a list of selectable Media types Ports that you want to be Part of the trunk Trunk configuration FlowTrunk Control Message Following functions Bridge Trunk Define Example Example shows a define operation that creates two trunks Bridge trunk modify Changes a trunk in either of two ways Bridge trunk modify Ports Enabled Disabled Factory Default, or Current Deactivation of trunk Fast Ethernet, Gigabit Ethernet, or Fddi Bridge Trunk Modify Example Bridge trunk remove Bridge Trunk Remove Example Trunks Mpla Peer Switch Interface State Port on the other peer switch in the Mpla coreBridge mpla summary Describes the state of the multipoint aggregated link Bridge mpla detail Fields in the Bridge Mpla Detail Display Switch Use only CoreBuilder 9400 systems as Mpla core switchesUse only Switch 3900 devices as edge switches Switch, for added bandwidth Bridge mpla mode 9000 Input format for this MAC address is Resilient Links Fields in the Bridge Link Summary Display Pair Bridge link detail Fields in the Bridge Link Detail Display Bridge link define Bridge link define Index Link that you want to modify LinkState Bridge link linkStateResilient link Bridge link activePort Valid Minimum Abbreviation Options Bridge link modify Character string that has Embedded spaces Main port Defined resilient link Bridge Link Remove Example Removing a link requires that you reboot the systemBridge link remove Virtual Lans Vlans Bridge vlan summary Valid Minimum Abbreviations You specify Fields in the Bridge Vlan Summary DisplayIndex System-assigned index number that identifies a Vlan Static The Vlan was created statically user-configured By using the bridge vlan define commandInterface using the ip interface define command with System in allClosed mode Bridge vlan detail Field Description Ignore STP mode VLAN. The default Vlan always uses the nameFields in the Bridge Vlan Detail Display Statistics appear for the Vlan that you specify User-configured by using the bridge vlan Define commandCreate a router port IP interface using the ip Interface define command with the interface AllClosed mode Nor can you change the VID of the default VLAN.Default Vlan requires a VID Compatibility mode for VLANs configured prior to Bridge vlan define 3500/9000 Layer Virtual Lans Vlans If the default Used by managementOperations Vlan exists DECnet Vines 802.1Q Up to 32 Ascii Characters or Spaces Yes LayerNone IP Vlan Bridge Vlan Define Example 9000 Layer Bridge Vlan Define Example 3500 9000 9400 3900 9300 Configure the per-port tagging Bridge Vlan Define Example 9000 Layer Bridge vlan modify 3500/9000 Layer Vlan interface index Selectable Vlan If you have That identifies a Vlan Index Commands Protocol suiteApple for AppleTalk Unspecified Bridge Vlan Modify Example 9000 Layer Bridge Vlan Modify Example Bridge vlan modify 3900/9300/9400/ 9000 Layer Up to 32 Ascii Current Characters or Name Spaces Are available to Be assigned to Vlan AllYes Tag type Vlan name Bridge Vlan Modify Example 9000 Layer Bridge vlan remove Deletes a Vlan definitionBridge Vlan Remove Example Interface Is associated with the Vlan Index Continue Bridge vlan mode Select a Vlan mode as follows Bridge Vlan STP Mode Example Bridge vlan stpMode Bridge vlan vlanAwareMode Bridge Vlan Aware Mode Example Virtual Lans Vlans Packet Filters Packet Filters Lists the currently defined packet filters Bridge Packet Filter List Example Displays the contents of the specified packet filter Sample Bridge Packet Filter Display Bridge Packet Filter Create Port Group Example This example shows the user creating the portGroup filter Creates a custom packet filter using the built-in editor Create Custom Bridge Packet Filter Example Deletes the selected packet filter Bridge Packet Filter Delete Examples Modifies an existing packet filter using the built-in editor Replace Existing Filter Example Store as New Filter Example Syntax of the EME download command is Bridge Packet Filter Load Example Prompt DescriptionCurrent IP Name last User next connects to the module and loads the filter CB9000 connect Bridge packetFilter assign Bridge Packet Filter Assign Examples Select paths Identifier Path to which youTxA TxM Unassigns selected packet filter from one or more ports Bridge Packet Filter Unassign Examples Unassignment is from the transmit all txA paths on port Bridge Packet Filter Port Group List Example Select port Displays a port groupSample Bridge Packet Filter Port Group Display 3500 9000 Bridge Packet Filter Port Group Create Example PortGroup delete Deletes a selected port group Bridge Packet Filter Port Group Delete Example Adds ports to an existing port group Bridge Packet Filter Port Group Add Port Examples Displaying port group 2 shows that port 6 is removed Removes ports from a port groupBridge Packet Filter Port Group Remove Port Examples IP Multicast AppleTalkPage Internet Protocol IP Internet Protocol IP 397 Ip interface summary Fields in the IP Interface Summary Display Host portion of the address is enabled or Disabled for the specified interface. a directedIp interface detail Fields in the IP Interface Detail Display Preference Whether there is a preference being used for Preference levelAs the network number, the subnetwork number, To a 0 is in the host part of the IP address IP Interface Detail Example Defines an IP interface IP address IP address of the interface, chosen From the range of addresses that RangeAddresses that Index for IP Interface Define Example Port-based Routing IP Interface Define Example VLAN-based Routing Defines an IP interface 3900/9300/9400Layer IP Interface Define Example Ip interface modify Vlan index Value Ip interface remove Removes an IP interface from the system’s routing table Ip interface arpProxy IP Interface ARP Proxy Example IP interfaces Index number Interfaces to which you More than one interface IP Interface Directed Broadcast Example Ip interface icmpRedirect Disabled Current Value FrameNot applicable if you have Icmp redirect Whether you want to State Icmp router discovery can be set on a per-interface basis Holdtime Advertisements are held valid Hex Bit signed 231to Twos-complement integer that1800 IP Interface Icmp Router Discovery Example Fields in the IP Interface Statistics Display Ip interface statisticsDisplays IP interface statistics on a per-interface basis Than Or both Ip route display Options 3500 only Fields in the IP Route Display 3500 9000 9400 3900 9300 Ip route r Ip route flush Deletes all learned routes from the routing table Ip route default Ip route n Ip route findRoute Ip arp display Fields in the IP ARP Display IP ARP Static Example Ip arp remove Ip arp flushAll Ip arp flushDynamic Ip ar a Resolution Protocol ARP event occurs Ip arp statisticsSystem supports baselining for ARP statistics Fields in the IP ARP Statistics Display Resolution Was downARP request ARP reply Ip dns display Fields in the IP DNS Display Or current name Changes the name of a currently defined domainCharacters long Valid domain name Like the following Index number to modify or remove this IP address Ip dns modify Modifies a currently defined name server IP addressName server IP Address that you Selectable server Index number ? for a list Indexes Deletes a previously defined name server IP addressWant to remove Ip dns nslookup Ip udpHelper display Fields in the IP udpHelper Display Ip udpHelper define Ip udpHelper remove Deletion Ip udpHelper hopCountLimit By default, there is no threshold Ip udpHelper interface first Ip udpHelper interface even Interfaces sequentially Ip udpHelperInterface sequential By default, IP routing is disabled on the system Ip rip display 9000 only By default, enabled RIP-1 Mode State as off. Other modes are learn defaultFields in the IP RIP Display 9000 only Ip rip mode Advertise Current Only Value Enabled 3500 only IP RIP Mode ExampleNot Handles RIP 2 packets Updates Disabled Learn Factory Compatibility mode Compatibility Compatibility mode that ModeHandles RIP-2 updates IP interfaces Index number of the interfaces On a per-interface basis, sets the RIP cost Enables or disables RIP Poison Reverse mode on the system Enabled ValueIp rip poisonReverse Selected interface Sent during a RIP Version 2 update Mode On the selected interface AllDisabled Enabled Current value Collapse route table entries for all subnets of a directly Ip rip password IP RIP Password Example Adds an advertisement address to an IP RIP interface Valid IP address Address List of advertisement addresses Ip rip remove Advertisement Ip rip policy summary Displays summary information about RIP routing policiesRoute policies are classified as follows Fields in the IP RIP Policy Summary Display Ip rip policy detail Displays detailed information about RIP routing policiesFields in the IP RIP Policy Detail Display All interfaces Ip rip policy define Defines an import or export route policy for RIP 0.0 All + add Subtract RIP Import Policy Conditions for Specified Interfaces Source Route Router Address/mask Action Description RIP Export Policy Conditions for Specified Interfaces Example of Import PolicyExample of Export Policy Source Protocol Router Action Description Ip rip policy modify Modifies an existing route policy for RIPProtocols Static route for export policies Export Only All Values associated with the route Ip rip policy remove Deletes a previously defined route policy Fields in the IP RIP Statistics Display Ip ping IP Ping Example Ip advancedPing Enabled Disabled Enabled Seconds Yes Selectable Interface index RouterSystem displays a period . upon Receiving an Icmp echo replay IP Advanced Ping Example Ip traceRoute IP Trace Route Example 4096 Bytes Yes From which the probe packetsDefined on the system Numeric mode Whether the system shows hop Disabled EnabledIP Advanced Trace Route Example TTL value Their indexes Valid Minimum Abbreviation ip sta Options Fields in the IP Statistics Display OutDatagrams Number of UDP packets that the router sent Fields in the UDP Statistics DisplayFields in the Icmp Statistics Display Number of Icmp time stamp reply packets Vrrp Ip vrrp summary Fields in the IP Vrrp Summary Display Sample IP Vrrp Summary Display Master, Backup, or Initialize state Fields in the IP Vrrp Detail Display Auth Whether the Vrrp router uses simple password IpTtlErrors Total number of Vrrp advertisements with IP TTLTo the Master state Vlan consider the Master down if two advertisement Stopped participating in VRRP. Used to trigger backup Type Type of virtual router primary or backup VersionErrorsPriorityZeroTx That this virtual router has sent. The priority of zero IpTtlErrors Sample IP Vrrp Detail Display Ip vrrp define Defines a virtual router on the system Backup Index number of an IP Virtual LAN Vlan that Define the virtual IP Vrrp Define Example Priority master Ip vrrp modify Modifies an existing virtual router Backup Auto-learn Router Indexes IP Vrrp Modify Example Vrid Vidx Ip vrrp remove IP Vrrp Remove Example Enables or disables a configured virtual router IP Vrrp Mode ExampleVirtual router identifier Identifies the virtual router Master or Backup router Ip vrrp neighborDisplays a list of neighboring virtual routers Fields in the IP Vrrp Neighbor Display Vriderrors Displays general Vrrp statistics for the virtual routerFields in the IP Vrrp Statistics Display Number that this virtual router has received Virtual Router Redundancy Vrrp IP Multicast IP Multicast Fields in the IP Multicast Dvmrp Interface Summary Display Multicast Routing Protocol Fields in the IP Multicast Dvmrp Interface Detail DisplayNon-querier The interface is not functioning as Non-leaf The interface is a branch in the IP Ip multicast dvmrp interface mode Modify the default Routing interface for Ip multicast dvmrp tunnels summary Fields in the IP Multicast Dvmrp Tunnels Summary Display Ip multicast dvmrp tunnels define Interface Index number Interface on which you RemoteAddress Multicast tunnel end Point. Use standard Valid IP interface on a different system and subnetwork Deletes a Dvmrp tunnel end point from the system Ip multicast dvmrp tunnels address TTL threshold Valid Minimum ConfigurationPrompt Definition Possible Values Default Modifies the metric or cost of an existing Dvmrp tunnel Fields in the IP Multicast Dvmrp Route Display Fields in the IP Multicast Dvmrp Cache Display When there are no outgoing interfaces and when Listed on the leftRouting interface index number. a T precedes a tunnel After the index number indicates that a prune Function is activated and these values represent the cost As the Igmp querier, this field shows Self Summarizes key information about Igmp interfacesFields in the IP Multicast Igmp Interface Summary Display Fields in the IP Multicast Igmp Interface Detail Display Interface detailPort information Ip multicast igmp interface TTL Disabled Or current value Your selection applies to all interfaces in the systemReact to Igmp Packets and set Candidate for Query modeCan offer itself as a Ip multicast cache Fields in the IP Multicast Cache Display Multicast group address Ospf Open Shortest Path First Ospf Fields in the IP Ospf Areas Display Ip ospf areas displayDisplays a list of existing Ospf areas Area ID must be unique for the autonomous system Backbone area 0.0.0.0 is configured by defaultYes Factory Default, or Current value Description Possible Values Default 3500 9000 9400 3900 9300 Variable, based on You want to add to the area On addressRange class Whether to advertise area Yes Range IP Ospf Areas Modify Range Example Variable, based on Current value Mask You want to modify Ip ospf areas removeRange Default router By default, the default route metric is not definedField in the IP Ospf Default Route Metric Display It entails more hops or less bandwidth Defines the default route metric for the router Route metric With the default route 3500 9000 9400 3900 9300 Fields in the IP Ospf Interface Summary Display IP interface of the backup designated router BDR Fields in the IP Ospf Interface Detail DisplayAreaID Ospf area to which the interface belongs Ospf information is displayed This router is not the designated router or backup BDR Router is the backup designated router onDesignated router Attached network Fields in the IP Ospf Interface Statistics Display On the interface are configured with a different dead MismatchDeadInterval than this router. This prevents the router from Becoming a neighbor with these other routers When an Ospf Hello packet is received and the packet When an Ospf Hello packet is received that has the sameWhen an Ospf database descriptor packet is received When processing an LSR packet, if the area is not Network whose configuration has not changed could When an Ospf database descriptor packet is transmittedProblems When an Ospf Hello, LSU, or LSAck is being sent as a Enables or disables Ospf on specified IP interfaces Assigns interface priority to the Ospf router One or more All factory Associates an interface with an Ospf area Assigns a cost to an Ospf interface Sets the Ospf interface transmit delay Transmit Delay in seconds that you Ip ospf interface hello Sets the interface Hello interval Ip ospf interface retransmit Ip ospf interface dead Specifies the dead interval for an interfaceThey determine that Transmitting router is inactive All ? for a list Selectable Indexes Up to eight Sets password security for an Ospf interfaceAscii characters Default, or Ip ospf linkStateData databaseSummary Fields in the IP Ospf Link State Data Router Display Lsid Metric Cost of the link Router ID Originating router ID Stub Net Network IP address maskID number of the router that originated the LSA Fields in the IP Ospf Link State Data Network Display For which you want to view Summary LSA informationLink State ID For type 3 summary LSAs Fields in the IP Ospf Link State Data Summary Display Type 3 Destination network’s IP addressType 4 ASBR’s Ospf router ID Metric Cost to reach the network Network mask For Fields in the IP Ospf Link State Data External Display IP network number Data received from neighbor will attempt to contact Init Have recently seen Hello packet from neighborTwo-way Bidirectional communication has been Established Ip ospf neighbors add Adds a neighbor static IP address to an existing interface 3500 9000 9400 3900 9300 Sets the Ospf router ID IP Ospf Router ID Example Interface Type IP Ospf Router ID Example Address Type Partition at the next reboot Means that Ospf has been set to use the default memoryMaximum size of the IP routing table at the next reboot Specific maximum partition size at the next reboot Modifies the maximum memory that Ospf can allocate There are three choices for memory allocation By default, the stub default metric is not defined Field in the IP Ospf Stub Default Metric Display Ip ospf stubDefaultMetric define Ip ospf stubDefaultMetric remove Update packet over the virtual link Fields in the IP Ospf Virtual Links Summary Display Displays detailed information about a virtual link Fields in the IP Ospf Virtual Links Detail Display Fields in the IP Ospf Virtual Links Neighbor Display Is not supported in the current implementation Ospf routers are being discarded due to authenticationFields in the IP Ospf Virtual Links Statistics Display Down and reestablished When an Ospf Hello packet is received and the packet ReceiveLSU Creates a new virtual link to a destination router Description Possible Values Default To reach the target router 3500 9000 9400 3900 9300 Sets the virtual link transmit delay, in seconds Sets the virtual link Hello interval, in seconds Ip ospf virtualLinks retransmit Sets the virtual link dead interval, in seconds Password Sets password security for a virtual link Fields in the IP Ospf Policy Summary Display Fields in the IP Ospf Policy Detail Display Type 1 as default. Only applicable to export policiesIp ospf policy detail Field Description Ip ospf policy define Defines import and export Ospf routing policies Policy type Type of policy Origin Protocols From which protocol the route Originated ImportExport Direct Sta static Rip Ospf Import Policy Conditions Route Address/mask Action Description Protocol Interface Action Description Ospf Export Policy ConditionsExport Policy Conditions for Direct Routes Example of Export Policy for a Directly Connected Interface Ip ospf policy modify Modifies an existing Ospf routing policy Policy action Accept or reject the route Valid IP PolicySta static rip Value AS external advertisement ASE, defined asWithout options Value Type Type Value IP Ospf Policy Modify Example Routers Specified routers Ip ospf policy remove Deletes Ospf routing policies Fields in the IP Ospf Statistics Display Ip ospf statisticsDisplays general Ospf statistics Open Shortest Path First Ospf IPX Display define modify remove SAPadvertising RIPadvertising IPX interface. When the system prompts you Ipx interface displayFields in the IPX Interface Display For this option, the menu identifies the available Ipx interface define Defines an IPX interface IPX Interface Define Example Changes the characteristics of an existing IPX interface Ipx interface modify Available with 802.2, SNAP, 802.3/SNAPEthernetII 802.2 Format 802.2 LLC RAW802.3 Ipx i r Controls whether the system advertises IPX services Controls whether the system advertises IPX routes 0x0 0xffffffff Range You want to display routes Ipx route displayStart Fields in the IPX Route Display Time the router sent a packetPackets to the segment. a node address of all Zeroes 00-00-00-00-00-00 means that Fields in the IPX Secondary Route Display Ipx route secondaryDisplays any secondary routes that are available Ipx route static Node address in the format IPX Static Route Example IPX network Byte IPX network address 0x1 0xfffffffe Address Ipx route removeDeletes a route from the IPX routing table Ipx route flush Ipx server display Service type Fields in the IPX Server DisplayTime a server in the table sent a packet Server. The maximum number is Defines a static IPX server Interface index Interface index number for IPX Static Server Example ? for a list of selectable names 0x1 0xffff Service name Service name of the server Service typeDeletes a server from the IPX server table Ipx server flush Fields in the IPX Secondary Server Display Ipx server secondaryDisplays any secondary servers that are available Ipx forwarding Controls whether the system forwards or discards IPX packets Passive The system processes all incoming RIP packets Triggered RIP updatesRIP allows the exchange of routing information on a NetWare Ipx rip triggered 3500 9000 9400 3900 9300 Ipx rip policy define Define a RIP Routing Information Protocol policy IPX RIP Policy Define Example Static All Ipx rip policy modifyModify an existing RIP Routing Information Protocol policy Subtract\ Multiply Divide Adjust the metric value, ThisIPX RIP Policy Modify Example If only one policy Ipx rip policy removeRemove an existing RIP Routing Information Protocol policy Ipx sap mode Ipx sa t Or Export apply the policy to advertised services Fields in an IPX SAP Policy Summary DisplayName Object name that assigned to the server Type All routes Fields in an IPX SAP Policy Detail Display Define a SAP Service Advertising Protocol policy Ipx sap policy define0x0098 Parameter is valid only if Policy Type is set to Export All Match the same service. a Enter up to 6 hex characters IPX SAP Policy Define Example Modify a SAP Service Advertising Protocol policy Ipx sap policy modify 00-00-00-00-00-00 IPX SAP Policy Modify Example Remove an existing SAP Service Advertising Protocol policy Ipx output-delay Applications that were dropped Displays IPX summary statisticsFields in the IPX Statistics Summary Display Fields in the IPX RIP Statistics Display Ipx statistics ripDisplays IPX RIP Routing Information Protocol statistics Displays IPX SAP Service Advertising Protocol statistics Ipx statistics sapFields in the IPX SAP Statistics Display Been processed Displays IPX forwarding statistics Fields in the IPX Forwarding Statistics Display No Routes IPX route is unknown Fields in the IPX Interface Statistics Display Ipx statistics interfaceDisplays IPX interface statistics Field Description Ipx oddLengthPadding IPX NetBIOS Example Valid Minimum Abbreviation ipx n Options Ipx secondary IPX Secondary Example IPX Appletalk Appletalk With the AppleTalk interface Displays summary information for all AppleTalk interfacesFields in the AppleTalk Interface Summary Display Displays detailed information for all AppleTalk interfaces Fields in the AppleTalk Interface Detail Display Defines an AppleTalk interface Interface. Seed interfaces only Zone name. Seed interfaces Only Zone name AppleTalk zone that is Modifies an existing AppleTalk interface Interface n New AppleTalk interface Vlan interface index, itThat you can associate with a Removes an existing AppleTalk interface Fields in the AppleTalk Interface Statistics Display NbpInLookupReqs RtmpOutDataPktsRtmpRouteDeletes Aged out of the table Fields in the AppleTalk Route Display Appletalk route flush Fields in the AppleTalk Aarp Display Appletalk aarp remove 9300Important Consideration Appletalk zone display network Displays the AppleTalk Zone table indexed by zones Appletalk forwarding Verification checksum from the incoming data and compares AppleTalk protocol uses checksums to detect errors in dataAppletalk checksum Appletalk sourceSocket To test for network connectivity Address Appletalk pingDestination AppleTalk node that you want Fields in the AppleTalk DDP Statistics Display Fields in the AppleTalk Rtmp Statistics Display Displays AppleTalk Zone Information Protocol ZIP statistics Fields in the AppleTalk ZIP Statistics Display Fields in the AppleTalk NBP Statistics Display Any errorDisplays AppleTalk Name Binding Protocol NBP statistics Quality of Service QoS and Rsvp VIIPage Rsvp Quality of Service QOS and Rsvp Fields in the QoS Classifier Summary Display Are predefined Qos classifier detailFields in the QoS Classifier Detail Display Flow classifiers only Classifier Installed Protocol UDP port range Classifier can have only one control applied to it Qos classifier defineDefines a flow or nonflow classifier Up to 0.0 Factory Default Classifier Number of the flowFlow or nonflow Classifier Source IP For flow classifiers Up to four portions 0.0 End valueEthertype Protocol type Classifiers with Custom Custom protocol Nonflow Type Classifiers only Flow Classifier Procedure Custom Hex values for Protocol Quality of Service QOS and Rsvp QoS Classifier Define Example Flow Classifier Nonflow Classifier Procedure QoS Classifier Define Example Nonflow Classifier Qos classifier modify Modifies a previously defined classifier Match, or 255.255.255.255 Factory Procedure Flow Classifier Quality of Service QOS and Rsvp QoS Classifier Modify Example Flow Classifier Removes a previously defined classifier QoS Classifier Remove Example Displays summary information about QoS controls Fields in the QoS Control Summary Display Fields in the QoS Control Detail Display Limit Rate limit in KBytes/sec or percentage Loss eligiblePacket can be dropped if the transmit queue for which it is Destined is over its threshold So forth Type Rate limit type, none no rate limit, receivePort, or Qos control define Defines a control for one or more existing classifiers Default/Best Effort for Service level Service level forReceivePort Default Aggregate For rate limit Control name Name that you assign to Enabled backplane ports Control Used so that drop packets EnabledHow rate limit Is expressed Specific Weekdays Starting time hhmm Ending time hhmm Weekends Input Time Type OptionsInput Time Type Options You can apply aggregate rate limits only to flow classifiers Quality of Service QOS and Rsvp Enter the classifiers that are subject to this control QoS Control Define Example Limit without affecting the other defined rate limits Qos control modifySelect Service level Service level for Conforming packets Service level for excessSpecified for That are associated with You want to enable For flow or nonflowNone ? for a list of selectable values TCP drop For a control Procedure Quality of Service QOS and Rsvp QoS Control Modify Example ReceivePort Removes a previously defined control QoS Control Remove Example 9000 Layer Qos ldap display Fields in the QoS Ldap Display Qos ldap enable Qos ldap disable Disabled Removes the connection to Ldap server Qos rsvp summary Fields in the QoS Rsvp Summary DisplayPerformed policing for that flow. Options are edge, always Total resv Fields in the QoS Rsvp Detail Display Displays detailed Rsvp information when Rsvp is enabledQos rsvp detail Qos rsvp enable Enables Rsvp on the system Rsvp settings that you specifyAlways Default Never Maximum total Qos rsvp enable Disables Rsvp on the system Qos bandwidth display Link When you enter the command, the system prompts you to enterSent only when no high priority packets need to be sent With a special Ieee 802.1p tag value Qos excessTaggingDisplay Qos excessTagging enable Ieee 802.1p Tag value to use to tag or retag Excess packets Qos excessTagging disable Seconds Factory Default, or Sets a sampling interval for gathering QoS statisticsZero value shows byte or packet counters Interval Interval, in seconds, during Displays QoS receive statistics Fields in the QoS Receive Statistics DisplayBridge ports Port numbers whose receive One or more Port numbers All Peak count The highest number of conforming nonflow Displays QoS transmit statistics Fields in the QoS Transmit Statistics Display Field Description Quality of Service QOS and Rsvp Viii Roving AnalysisPage Event LOG Event LOG Log display Displays the current log settings Supported Event Log ServicesFields in the Log Display Severity Levels ? for a list of valid severity levels Yes Log Devices ExamplesLevels for To disable the config and info severity levels Services/levels Or disabled Log Services Examples To enable all severity levels for the AppleTalk service Event LOG Roving Analysis Roving Analysis Analyzer Display Example Analyzer displayFields in the Analyzer Display 3500 Analyzer Add Example 9000 1000BASE-SX module Analyzer remove Analyzer Remove Example Analyzer start Starts port monitoring activity on the selected bridge port Analyzer Start Example 9000 1000BASE-SX module Analyzer Stop Example Analyzer stopStops port monitoring activity on the selected bridge port Roving Analysis Appendix a Technical Support Page Services 3Com Access by Analog Modem Username anonymousHours a day, 7 days a week Country Data Rate Telephone Number 408 727 Access by Digital Modem847 262 Europe, South Africa, and Middle East NET 3Com 800 638 Country Telephone Number Fax Number 800 638 Not toll-free Appendix a Technical Support ? character 473 SymbolsNumbers Commands 150 system menu Errors Routing interface 203 Pace Access218 Port duplex mode 212 Port flow control 215 Protocol Dynamic versus static Vlan origin 345 Fax service 3ComFacts Fddi MAC 264 LER Link Error Rate Alarm value 242 LerCutoff Switch Log, event 747 Logout638 SAP policy Define 642 Detail Removing 159 management ip rip Packet size advancedPing 475 advancedTraceRoute IPX 712 SMT Station Management LerAlarm value Displaying configurations715 116 to 570 QoS Quality of Service interval for 101, 135 System reboot 123Icmp Internet Control Message Protocol 483 418 IPX forwarding Sample definition 311 Setting Ignore STP mode Access 71348 Updates RIP triggered 631 639 Zones 677 URL User configuration information