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SMC Networks SMC8624/48T manual Troubleshooting

Models: SMC8624/48T

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SMC Networks SMC8624/48T manual Troubleshooting

Contents

TigerSwitch 10/100/1000 Page TigerSwitch 10/100/1000 Management Guide Trademarks Limited Warranty Limited Warranty Contents Contents Contents Command Line Interface Vii Viii Contents Contents Contents Xii Xiii Xiv Contents Tables XviXvii Figures XviiiXix 61. Displaying Vlan Information by Port MembershipFigures Key Features Key FeaturesDescription of Software Features Description of Software Features Introduction Description of Software Features Introduction System Defaults System DefaultsSystem Defaults Dhcp Introduction Connecting to the Switch Configuration OptionsRequired Connections Connecting to the Switch Console Connection Basic ConfigurationRemote Connections Setting Passwords Setting an IP Address Manual ConfigurationDynamic Configuration Initial Configuration Enabling Snmp Management Access Community StringsInitial Configuration Saving Configuration Settings Trap ReceiversManaging System Files Managing System Files Initial Configuration Configuring the Switch Using the Web InterfaceConfiguring the Switch Navigating the Web Browser Interface HomeConfiguration Options Panel DisplayMain Menu Main MenuACL Lacp STA 141 Vlan ID DNS Displaying System Information Field AttributesSystem Information CLI Specify the hostname, location and contact informationManagement Software Displaying Switch Hardware/Software VersionsMain Board Web Click System, Switch Information Switch InformationDisplaying Bridge Extension Capabilities Web Click System, Bridge Extension Setting the Switch’s IP AddressCLI Enter the following command Command Attributes Manual IP Configuration Using DHCP/BOOTP Dhcp IP Configuration288 Managing Firmware Downloading System Software from a ServerOperation Code Image File Transfer Saving or Restoring Configuration Settings Downloading Configuration Settings from a Server 10. Downloading Configuration Settings from a ServerResetting the System CLI Use the reload command to restart the switchSetting the System Clock Configuring Sntp13. Sntp Configuration Setting the Time Zone 14. Setting the Time ZoneSetting Community Access Strings Simple Network Management ProtocolAccess Mode Specifying Trap Managers and Trap Types16. Specifying Trap Managers and Trap Types User Authentication Configuring the Logon PasswordConfiguring Local/Remote Logon Authentication 17. Configuring the Logon PasswordCommand Usage Radius Settings Tacacs Settings 18. Setting Local, Radius and Tacacs AuthenticationConfiguring Https 19. Https Settings Https SupportReplacing the Default Secure-site Certificate Configuring the Secure Shell Configuring the Switch Generating the Host Key Pair Field Attributes 20. SSH Host-Key Settings Configuring the SSH Server SSH server includes basic settings for authentication21. SSH Server Settings Configuring Port Security Command Usage 22. Configuring Port Security Configuring 802.1x Port Authentication Displaying 802.1x Global Settings 802.1x client Radius server23 .1x Information 111 Configuring 802.1x Global Settings Configuring Port Authorization Mode 24 .1x Configuration25 .1x Port Configuration Authorized1x Statistics Displaying 802.1x StatisticsStatistical Values 26 .1x Statistics CLI This example displays the 802.1x statistics for port Access Control ListsConfiguring Access Control Lists Setting the ACL Name and Type 27. Naming and Choosing ACLs CLI This example creates a standard IP ACL named billConfiguring a Standard IP ACL Command Attributes 28. Configuring Standard IP ACLsConfiguring an Extended IP ACL Command Attributes Access Control Lists 29. Configuring Extended IP ACLs Configuring a MAC ACL Command Attributes 120Command Usage 30. Configuring MAC ACLs Specifying the Mask Type Configuring ACL MasksCommand Usage Configuring an IP ACL Mask This mask defines the fields to check in the IP headerConfiguring the Switch 32. Configuring an IP based ACL Configuring a MAC ACL Mask This mask defines the fields to check in the packet header33. Configuring a MAC based ACL Binding a Port to an Access Control List 14834. Mapping ACLs to Port Ingress/Egress Queues Filtering Management Access 35. Filtering Management Access Field Attributes Web Port ConfigurationDisplaying Connection Status Field Attributes CLI Web Click Port, Port Information or Trunk InformationCurrent status CLI This example shows the connection status for Port 178Configuring Interface Connections Port Configuration 37. Configuring Port Attributes Creating Trunk GroupsCommand Usage Statically Configuring a Trunk Command Usage 38. Static Trunk ConfigurationEnabling Lacp on Selected Ports Command Usage 18939. Lacp Port Configuratio 190 Command Attributes 40. Lacp Aggregation Port Configuration You can display statistics for Lacp protocol messages Displaying Lacp Port CountersCounter Information Lacp Port Counter Information41. Displaying Lacp Port Counters Information Lacp Settings Displaying Lacp Settings and Status for the Local SideInternal Configuration Information Link Passive 1 Active 42. Displaying Lacp Port Information Lacp Remote Side Settings Displaying Lacp Settings and Status for the Remote SideNeighbor Configuration Information 100 43. Displaying Remote Lacp Port InformationSetting Broadcast Storm Thresholds 101102 44. Enabling Port Broadcast ControlConfiguring Port Mirroring 103Configuring Rate Limits 104Command Attribute 105Showing Port Statistics 106107 Port Statistics108 109 Rmon Statistics110 47. Displaying Port Statistics111 48. Displaying Etherlike and Rmon Statistics112 Address Table SettingsSetting Static Addresses CLI This example shows statistics for port113 49. Mapping Ports to Static AddressesDisplaying the Address Table 114CLI This example sets the aging time to 400 seconds Changing the Aging Time115 Spanning Tree Algorithm Configuration 116Displaying Global Settings 117118 119 120 52. Displaying the Spanning Tree Algorithm121 Configuring Global SettingsGlobal settings apply to the entire switch Basic Configuration of Global Settings 122Root Device Configuration 123Configuration Settings for Rstp 12453. Configuring the Spanning Tree Algorithm 125Displaying Interface Settings 126127 Rules defining port status are128 AD B129 CLI This example shows the STA attributes for port Configuring Interface Settings130 131 132 CLI This example sets STA attributes for port Configuring Multiple Spanning Trees133 134 135 Vlan ID Vlan to assign to this selected MST instance. Range136 Displaying Interface Settings for Mstp 137138 Configuring Interface Settings for Mstp 13958. Mstp Port Configuration 140141 Vlan ConfigurationOverview CLI This example sets the Mstp attributes for port142 Assigning Ports to VLANs143 144 145 Forwarding Tagged/Untagged FramesDisplaying Basic Vlan Information Enabling or Disabling Gvrp Global SettingCLI This example enables Gvrp for the switch 146147 Command Attributes WebDisplaying Current VLANs Web Click VLAN, 802.1Q VLAN, Basic InformationCommand Attributes CLI 148Creating VLANs 149150 CLI This example creates a new VlanAdding Static Members to VLANs Vlan Index 15163. Configuring Vlan Port Attributes 152Adding Static Members to VLANs Port Index 153Configuring Vlan Behavior for Interfaces 154155 156 65. Configuring Vlan Ports 157158 Configuring Private VLANsCLI This example enables private VLANs Enabling Private VLANs159 Configuring Protocol-Based VLANsConfiguring Uplink and Downlink Ports Create a protocol group for one or more protocols Configuring Protocol Groups160 161 Mapping Protocols to VLANs162 69. Mapping Protocols to VLANs163 Class of Service ConfigurationSetting the Default Priority for Interfaces CLI This example assigns a default priority of 5 to port 164Egress Queue Priority Mapping Mapping CoS Values to Egress Queues165 10. CoS Priority Levels71. Configuring Ports and Trunks for Class of Service 166Selecting the Queue Mode 167Setting the Service Weight for Traffic Classes 168Mapping Layer 3/4 Priorities to CoS Values 169Selecting IP Precedence/DSCP Priority 17011. IP Precedence Prioruty Mapping IP Precedence171 75. Mapping IP Precedence to Class of Service Values 172Mapping Dscp Priority 17376. Mapping IP Dscp Priority to Class of Service Values 174Mapping IP Port Priority 175176 78. IP Port Priority Mapping13. CoS to ACL Mapping Mapping CoS Values to ACLs177 Changing Priorities Based on ACL Rules 178179 180 79. Changing Priorities Based on ACL RulesMulticast Filtering 181182 Configuring Igmp Snooping and Query ParametersLayer 2 Igmp Snooping and Query 183 80. Configuring Internet Group Management Protocol 184Displaying Interfaces Attached to a Multicast Router Command Attributes185 186 Specifying Static Interfaces for a Multicast RouterDisplaying Port Members of Multicast Services 187Assigning Ports to Multicast Services 188189 84. Specifying Multicast Port Membership190 Configuring Domain Name ServiceConfiguring General DNS Server Parameters 191 85. Configuring DNS 192Configuring Static DNS Host to Address Entries 193194 86. Mapping IP Addresses to a Host NameDisplaying the DNS Cache 195196 Web Select DNS, CacheUsing the Command Line Interface Accessing the CLITelnet Connection Using the Command Line Interface Keywords and Arguments Entering CommandsThis section describes how to enter CLI commands Minimum AbbreviationCommand Completion Getting Help on CommandsShowing Commands Partial Keyword Lookup Negating the Effect of CommandsUsing Command History Command Modes Understanding Command ModesExec Commands Configuration Commands Configuration Commands Mode Command PromptCommand Line Processing Keystroke FunctionCommand Groups Command Group Index255 Line Commands Line Command SyntaxLine Default SettingCommand Mode Syntax Line console vtySyntax Login local no login LoginRelated Commands Syntax Password 0 7 password no password PasswordUsername 4-35 password No password is specifiedSyntax Exec-timeout seconds no exec-timeout Exec-timeoutLogin 4-16password-thresh4-19 CLI No timeout Telnet 10 minutesSyntax Password-thresh threshold no password-thresh Password-threshTo set the timeout to two minutes, enter this command Default value is three attemptsSilent-time Syntax Silent-time seconds no silent-timeSyntax Databits 7 8 no databits To specify 7 data bits, enter this commandDatabits Seven data bits per character Eight data bits per characterSyntax Parity none even odd no parity To specify no parity, enter this commandParity None No parity Even Even parity Odd Odd paritySyntax Speed bps no speed To specify 57600 bps, enter this commandSpeed AutoSyntax Stopbits 1 StopbitsDisconnect Syntax Disconnect session-idShow line Syntax Show line console vtyGeneral Commands General CommandsEnable Syntax Enable levelNormal Exec DisableDisable Enable password NoneConfigure Show historyThis command restarts the system ReloadThis command returns to Privileged Exec mode This command resets the entire systemThis example shows how to reset the switch EndQuit This command exits the configuration programExit AnySystem Mangement Commands System Management CommandsThis example shows how to quit a CLI session Prompt Device Designation CommandsDevice Designation Commands Syntax Prompt string no promptHostname User Access CommandsUser Access Commands Syntax Hostname name no hostnameUsername Enable password Default is level Default password is superIP Filter Commands 10. IP Filter CommandsManagement All addressesShow management Web Server Commands 11. Web Server CommandIp http port Default Setting Command ModeSyntax No ip http server Default Setting Ip http serverIp http port Copy tftp https-certificate Syntax No ip http secure-server Default SettingIp http secure-server Ip http secure-port4-44 Copy tftp https-certificate 443 Ip http secure-portPortnumber The UDP port used for HTTPS/SSL. Range Ip http secure-server4-42Secure Shell Commands 12. Secure Shell Commands12. Secure Shell Commands System Management Commands Ip ssh server Syntax Ip ssh server no ip ssh server Default SettingDisabled Ip ssh crypto host-key generate 4-52 show ssh Ip ssh timeoutSyntax Ip ssh timeout seconds no ip ssh timeout SecondsShow ip ssh Ip ssh authentication-retriesExec-timeout4-18 show ip ssh Syntax Delete public-key username dsa rsa Ip ssh server-key sizeDelete public-key Dsa DSA key type Rsa RSA key type Ip ssh crypto host-key generateSyntax Ip ssh crypto host-key generate dsa rsa Generates both the DSA and RSA key pairsIp ssh crypto zeroize 4-53 ip ssh save host-key4-54 Use this command to clear the host key from memory i.e. RAMIp ssh crypto zeroize Syntax Ip ssh crypto zeroize dsa rsaSyntax Ip ssh save host-key dsa rsa Ip ssh save host-keyShow ip ssh Show ssh 13. SSH InformationUsername Name of an SSH user. Range 1-8 characters Show public-keySyntax Show public-key user username host Shows all public keys RSASyntax No logging on Default Setting Event Logging Commands14. Event Logging Commands Logging onLogging history Logging history 4-59 clear loggingSyntax No logging host hostipaddress Flash errors level 3 RAM warnings level 7Logging host Hostipaddress The IP address of a syslog serverLogging facility Syntax No logging facility typeSyntax Logging trap level no logging trap Logging trapClear logging Syntax Clear logging flash ramSyntax Show logging flash ram sendmail trap Show loggingShow logging Following example displays settings for the trap function Show logging sendmail Smtp Alert Commands15. Smtp Alert Commands Logging sendmail host Syntax No logging sendmail host ipaddressSyntax Logging sendmail level level Logging sendmail levelLogging sendmail source-email Syntax Logging sendmail source-email email-addressLogging sendmail destination-email Syntax No logging sendmail destination-email email-addressShow logging sendmail Syntax No logging sendmail Default SettingLogging sendmail Time Commands 16. Time CommandsSntp poll 4-72 show sntp Sntp serverSyntax Sntp server ip1 ip2 ip3 Sntp client Related CommandsSntp poll Syntax Sntp poll seconds no sntp pollDisabled Show sntp Syntax No sntp broadcast client Default SettingSntp broadcast client Clock timezone Show sntpShow calendar This command displays the system clockCalendar set Syntax17. System Status Commands System Status CommandsShow startup-config Command Usage Show running-config4-80 Show running-config Show startup-config4-77 This command displays system information Show systemShow users Show versionSyntax No jumbo frame Default Setting Frame Size Commands18. Frame Size Commands Jumbo frameFlash/File Commands 19. Flash/File CommandsCopy Command Usage Following example shows how to download a configuration file Delete This command deletes a file or imageFilename Name of the configuration file or image name Dir This command displays a list of files in flash memorySyntax Dir boot-rom config opcode filename Dir Delete public-key4-51Whichboot Following example shows how to display all file informationBoot system Syntax Boot system boot-romconfig opcode filenameDir 4-90 whichboot Authentication CommandsAuthentication Sequence 20. Authentication CommandsAuthentication login LocalRadius Client Username for setting the local user names and passwords22. Radius Client Commands Radius-server hostSyntax Radius-server port portnumber no radius-server port Radius-server port10.1.0.1 1812Syntax Radius-server key keystring no radius-server key Radius-server keyRadius-server retransmit Radius-server timeout Show radius-serverTacacs-server host 23. TACACS+ Client CommandsTACACS+ Client Hostipaddress IP address of a TACACS+ serverTacacs-server port Syntax Tacacs-server port portnumber no tacacs-server portSyntax Tacacs-server key keystring no tacacs-server key Tacacs-server keyShow tacacs-server Port security Port Security Commands24. Port Security Commands Status Disabled Action None Maximum Addresses Interface Configuration Ethernet802.1x Port Authentication 25 .1x Port Authentication CommandsAuthentication dot1x default Default Command Mode Dot1x defaultSyntax Dot1x default Command Mode Dot1x max-reqDot1x port-control DefaultInterface Configuration Force-authorizedDot1x operation-mode Dot1x re-authenticateSyntax Dot1x re-authenticate interface Ethernet unit/portSyntax No dot1x re-authentication Command Mode Dot1x re-authenticationDot1x timeout quiet-period Seconds The number of seconds. RangeDot1x timeout re-authperiod Dot1x timeout tx-periodShow dot1x Show dot1x statistics interface interfaceAuthenticator State Machine State- Current state including initialize, reauthenticate113 Access Control List Commands Access Control ListsAccess Control List Commands 27. IP ACL Commands Masks for Access Control Lists26. Access Control List Commands IP ACLsEXT-ACL Access-list ip Syntax No access-list ip standard extended aclnamePermit, deny Ip access-group4-129 show ip access-list4-123 Standard ACLAccess-list ip No permit deny tcpExtended ACL 122 Syntax Show ip access-list standard extended aclname Show ip access-listAccess-list ip mask-precedence Syntax No access-list ip mask-precedence in outMask IP ACL 4-125 ip access-group4-129 Syntax No mask protocol IP Mask126 127 Show access-list ip mask-precedence Syntax Show access-list ip mask-precedence in outMask IP ACL Ip access-groupSyntax No ip access-group aclname in out Show ip access-list4-123 Show ip access-groupMap access-list ip This command shows the ports assigned to IP ACLsQueue cos-map4-260 Show map access-list ip Map access-list ip Show map access-list ipSyntax Show map access-list ip interface Match access-list ip Show marking Match access-list ipShow marking 28. MAC ACL Commands MAC ACLsAccess-list mac Syntax No access-list mac aclnamePermit, deny MAC ACL Any host destination destination address-bitmaskMAC ACL This command displays the rules for configured MAC ACLs Show mac access-listAccess-list mac mask-precedence Syntax Show mac access-list aclnameMask MAC ACL 4-140 mac access-group4-144 Mask MAC ACLMAC Mask 142 This example creates an Egress MAC ACL Show access-list mac mask-precedenceSyntax Show access-list mac mask-precedence in out Show mac access-list4-139 Mac access-groupSyntax Mac access-group aclname in out This command shows the ports assigned to MAC ACLs Show mac access-groupMap access-list mac Syntax No map access-list mac aclname cos cos-valueSyntax Show map access-list mac interface Show map access-list macQueue cos-map4-260 Show map access-list mac Match access-list mac 29. ACL Information Show access-listACL Information This command shows the port assignments of ACLs Snmp CommandsShow access-group 30. Snmp CommandsSnmp community Syntax Snmp community string rorw no snmp community stringSyntax Snmp contact string no snmp contact Snmp contactSnmp location Syntax Snmp-server location text no snmp-server locationSnmp host Host Address None Snmp VersionConsoleconfig#snmp-server host 10.1.19.23 batman Issue authentication and link-up-down traps Snmp enable trapsSyntax No snmp enable traps authentication link-up-down This command checks the status of Snmp communications Show snmp156 DNS Commands 31. DNS CommandsThis example maps two address to a host name Ip hostNo static entries Syntax Clear host name Clear hostIp domain-name Syntax Ip domain-name name no ip domain-nameIp domain-list Syntax No ip domain-list nameIp domain-name4-159 Ip name-server Server-address1- IP address of domain-name serverIp domain-name4-159 ip domain-lookup4-163 Syntax No ip domain-lookup Default SettingIp domain-lookup Show hosts Ip domain-name4-159 ip name-server4-162Show dns This command displays the configuration of the DNS serverThis command displays entries in the DNS cache Show dns cacheThis command clears all entries in the DNS cache Clear dns cache167 Interface Commands 32. Interface CommandsPort-channel channel-idRange InterfaceDescription Syntax Description string no descriptionFollowing example adds a description to port Interface Configuration Ethernet, Port ChannelSpeed-duplex Negotiation 4 -170 capabilities 4 Syntax No negotiation Default SettingNegotiation Following example configures port 11 to use autonegotiation Capabilities 4 -172speed-duplex 4Capabilities Flowcontrol Syntax No flowcontrol Default SettingFlow control enabled Negotiation 4 -170speed-duplex 4 -169 flowcontrol 4Combo-forced-mode Following example enables flow control on portSyntax Combo-forced-mode mode no combo-forced-mode Negotiation 4 Capabilities flowcontrol, symmetricFollowing example disables port Syntax No shutdown Default SettingAll interfaces are enabled ShutdownSwitchport broadcast packet-rate Clear counters This command clears statistics on an interfacePort-channel channel-idRange Default Setting Following example clears statistics on portSyntax Show interfaces status interface This command displays the status for an interfaceShow interfaces status Shows the status for all interfacesSyntax Show interfaces counters interface This command displays interface statisticsShow interfaces counters Shows the counters for all interfaces180 This example shows the configuration setting for port Show interfaces switchportSyntax Show interfaces switchport interface Shows all interfacesShows if acceptable Vlan frames include all types or Interface Configuration Ethernet, destination port Mirror Port Commands33. Mirror Port Commands Port monitorShow port monitor This command displays mirror informationUnit Switch unit Port Port number Syntax Show port monitor interface34. Rate Limit Commands Rate Limit CommandsFollowing shows mirroring configured from port 6 to port Rate-limit MbpsLink Aggregation Commands 35. Link Aggregation CommandsGuidelines for Creating Trunks General GuidelinesChannel-id- Trunk index Range Channel-groupSyntax Channel-group channel-idno channel-group Current port will be added to this trunkSyntax No lacp Default Setting Lacp191 Lacp system-priority 32768Lacp admin-keyEthernet Interface Interface Configuration Port Channel Lacp admin-key Port ChannelSyntax Lacp admin-key key no lacp admin-key Lacp port-priority Port Channel all This command displays Lacp informationShow lacp 197 198 199 200 Address Table Commands36. Adress Table Commands Mac-address- MAC address Mac-address-table static201 Vlan-id- Vlan ID Range202 Clear mac-address-table dynamicShow mac-address-table Mac-address- MAC address Mask Bits to match in the addressMac-address-table aging-time 203Show mac-address-table aging-time 204205 Spanning Tree Commands37. Spanning Tree Commands 206 Spanning tree is enabledSpanning-tree No spanning-treeRstp Spanning-tree mode207 208 Spanning-tree forward-time 209210 Spanning-tree hello-timeSpanning-tree max-age Spanning-tree priority 211Long method Spanning-tree pathcost method212 Spanning-tree transmission-limit Spanning-tree mst-configurationThis command limits the maximum transmission rate for BPDUs 213214 MST ConfigurationMst vlan Mst priority 215216 Switch’s MAC addressName Syntax Name nameRevision 4 Revision217 Syntax Revision numberName 4 Max-hops218 Spanning-tree cost Spanning-tree spanning-disabledSyntax No spanning-tree spanning-disabled Default Setting 219Priority The priority for a port. Range 0-240, in steps Spanning-tree port-priority220 128221 Syntax No spanning-tree edge-port Default SettingSpanning-tree edge-port Spanning-tree cost 4222 Syntax No spanning-tree portfast Default SettingSpanning-tree portfast Spanning-tree portfast 4Spanning-treeedge-port 4 Spanning-tree link-type223 Spanning-tree mst cost 224225 Spanning-tree mst port-priority 4Spanning-tree mst cost 4 Spanning-tree mst port-priority226 227 Port-channel channel-idRange Command ModeSpanning-tree protocol-migration Syntax Spanning-tree protocol-migration interfaceSyntax Show spanning-tree interface mst instanceid Show spanning-tree228 229 Syntax Show spanning-tree mst configuration Command Mode Show spanning-tree mst configurationThis command shows the multiple spanning tree configuration 230Editing Vlan Groups Vlan Commands38. Vlan Commands 231Show vlan 4 232Vlan database 233 By default only Vlan 1 exists and is activeVlan Database Configuration Vlan234 Configuring Vlan Interfaces40. Configuring Vlan Interfaces Syntax Interface vlan vlan-id 235Interface vlan Shutdown 4All ports are in hybrid mode with the Pvid set to Vlan Switchport modeSyntax Switchport mode trunk hybrid no switchport mode Switchport acceptable-frame-types 4237 Switchport acceptable-frame-typesSwitchport mode 4 All frame types238 Switchport ingress-filteringSyntax No switchport ingress-filtering Default Setting Switchport native vlan 239Switchport allowed vlan 240No VLANs are included in the forbidden list Switchport forbidden vlan241 Show vlan Displaying Vlan Information242 41. Displaying Vlan Information243 Following example shows how to display information for Vlan42. Protocol-based Vlan Commands 244 Protocol-vlan protocol-group Configuring GroupsNo protocol groups are configured No protocol groups are mapped for any interface Protocol-vlan protocol-group Configuring Interfaces245 Syntax Show protocol-vlan protocol-group group-id 246Show protocol-vlan protocol-group Group-id- Group identifier for a protocol group. RangeShow interfaces protocol-vlan protocol-group This shows protocol group 1 configured for IP over Ethernet247 Mapping for all interfaces is displayedPvlan 43. Private Vlan Commands248 No private VLANs are definedShow pvlan This command displays the configured private Vlan249 Syntax No bridge-ext gvrp Default Setting Gvrp and Bridge Extension Commands44. Gvrp and Bridge Extension Commands 250251 Show bridge-extSyntax No switchport gvrp Default Setting Switchport gvrpShow gvrp configuration Syntax Show gvrp configuration interfaceGarp timer 253Syntax Show garp timer interface Show garp timerShow garp timer 4 Shows all Garp timers45. Priority Commands Priority CommandsGarp timer 4 25546. Priority Commands Layer Priority Commands LayerSwitchport priority default 256257 Weighted Round Robin Queue modeSyntax Queue mode strict wrr no queue mode 258Show queue bandwidth 4 259Queue bandwidth 260 Queue cos-map261 Show queue modeThis command shows the current queue mode Show queue cos-map 4Show queue bandwidth This command shows the class of service priority map262 Show queue cos-map263 Priority Commands Layer 347. Priority Commands Layer 3 Syntax Map ip port no map ip port Default Setting 264Syntax No map ip precedence Default Setting 265List below shows the default priority mapping 266Syntax No map ip dscp Default Setting 267Map ip dscp Interface Configuration 268Show map ip port Use this command to show the IP port priority map269 Syntax Show map ip port interfaceShow map ip precedence This command shows the IP precedence priority map270 Syntax Show map ip precedence interfaceShow map ip dscp This command shows the IP Dscp priority map271 Syntax Show map ip dscp interface48. Multicast Filtering Commands Multicast Filtering CommandsIgmp Snooping Commands 49. Igmp Snooping CommandsIp igmp snooping Following example enables Igmp snooping273 No ip igmp snooping274 Ip igmp snooping vlan staticIp igmp snooping version Following configures the switch to use Igmp Version275 Igmp VersionShow mac-address-table multicast 276Show ip igmp snooping 277 Igmp Query Commands Layer50. Igmp Query Commands Layer Ip igmp snooping querier Syntax No ip igmp snooping querier Default Setting278 Ip igmp snooping query-countIp igmp snooping query-interval Following shows how to configure the query count to279 Ip igmp snooping query-max-response-time 4Ip igmp snooping query-max-response-time Seconds The report delay advertised in Igmp queries. Range280 Ip igmp snooping router-port-expire-time Switch must use IGMPv2 for this command to take effect281 282 Static Multicast Routing Commands51. Static Multicast Routing Commands Ip igmp snooping vlan mrouterShow ip igmp snooping mrouter Displays multicast router ports for all configured VLANs283 Syntax Show ip igmp snooping mrouter vlan vlan-id52. Basic IP Configuration commands IP Interface CommandsBasic IP Configuration 284Ip address Interface Configuration Vlan285 IP address NetmaskIp dhcp restart This command submits a Bootp or Dhcp client request286 Ip dhcp restart 4287 Ip default-gatewaySyntax Ip default-gateway gateway no ip default-gateway Show ip redirects 288Show ip interface Ping This command has no default for the host289 Syntax Ping host count countsize size290 Interface 4291 Dhcp Client Port Configuration Software FeaturesAuthentication Flow ControlPort Mirroring Class of ServiceAdditional Features Rate LimitsIn-Band Management Management FeaturesStandards Out-of-Band ManagementManagement Information Bases Appendix B Troubleshooting Table B-1. Troubleshooting ChartTroubleshooting Glossary-1 Glossary-2 Glossary-3 Glossary-4 Glossary-5 Glossary-6 Glossary-7 Virtual LAN Vlan Glossary-8User Datagram Protocol UDP XModemNumerics Index-1Index-2 IgmpIndex-3 Snmp SnmpIndex-4 Page For Technical SUPPORT, Call