Ip domain-lookup | SMC Networks SMC8624/48T specification

DNS COMMANDS

Related Commands

ip domain-name(4-159) ip domain-lookup(4-163)

ip domain-lookup

This command enables DNS host name-to-address translation. Use the no form to disable DNS.

Syntax

[no] ip domain-lookup

Default Setting

Disabled

Command Mode

Global Configuration

Command Usage

•At least one name server must be specified before you can enable DNS.

•If all name servers are deleted, DNS will automatically be disabled.

Example

This example enables DNS and then displays the configuration.

Console(config)#ip domain-lookup Console(config)#end Console#show dns

Domain Lookup Status: DNS enabled

Default Domain Name:

.sample.com Domain Name List:

.sample.com.jp

.sample.com.uk Name Server List:

192.168.1.55

10.1.0.55

Console#

4-163

Image 407

SMC Networks SMC8624/48T manual Ip domain-lookup, Ip domain-name4-159 ip domain-lookup4-163

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 Xvi Tables Xvii Xviii Figures 61. Displaying Vlan Information by Port Membership Xix Figures Key Features Key Features Description of Software Features Description of Software Features Introduction Description of Software Features Introduction System Defaults System Defaults System Defaults Dhcp Introduction Configuration Options Connecting to the Switch Required Connections Connecting to the Switch Console Connection Basic ConfigurationRemote Connections Setting Passwords Manual Configuration Setting an IP Address Dynamic Configuration Initial Configuration Community Strings Enabling Snmp Management Access Initial Configuration Trap Receivers Saving Configuration Settings Managing System Files Managing System Files Initial Configuration Using the Web Interface Configuring the Switch Configuring the Switch Home Navigating the Web Browser Interface Panel Display Configuration Options Main Menu Main Menu ACL Lacp STA 141 Vlan ID DNS Field Attributes Displaying System Information CLI Specify the hostname, location and contact information System Information Management Software Displaying Switch Hardware/Software VersionsMain Board Switch Information Web Click System, Switch Information Displaying Bridge Extension Capabilities Web Click System, Bridge Extension Setting the Switch’s IP AddressCLI Enter the following command Command Attributes Manual IP Configuration Dhcp IP Configuration Using DHCP/BOOTP 288 Downloading System Software from a Server Managing Firmware Operation Code Image File Transfer Saving or Restoring Configuration Settings 10. Downloading Configuration Settings from a Server Downloading Configuration Settings from a Server CLI Use the reload command to restart the switch Resetting the System Configuring Sntp Setting the System Clock 13. Sntp Configuration 14. Setting the Time Zone Setting the Time Zone Simple Network Management Protocol Setting Community Access Strings Specifying Trap Managers and Trap Types Access Mode 16. Specifying Trap Managers and Trap Types Configuring the Logon Password User Authentication 17. Configuring the Logon Password Configuring Local/Remote Logon Authentication Command Usage Radius Settings 18. Setting Local, Radius and Tacacs Authentication Tacacs Settings Configuring Https Https Support 19. Https Settings Replacing the Default Secure-site Certificate Configuring the Secure Shell Configuring the Switch Generating the Host Key Pair Field Attributes 20. SSH Host-Key Settings SSH server includes basic settings for authentication Configuring the SSH Server 21. SSH Server Settings Configuring Port Security Command Usage 22. Configuring Port Security Configuring 802.1x Port Authentication 802.1x client Radius server Displaying 802.1x Global Settings 23 .1x Information 111 Configuring 802.1x Global Settings 24 .1x Configuration Configuring Port Authorization Mode Authorized 25 .1x Port Configuration 1x 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 CLI This example creates a standard IP ACL named bill 27. Naming and Choosing ACLs 28. Configuring Standard IP ACLs Configuring a Standard IP ACL Command Attributes Configuring an Extended IP ACL Command Attributes Access Control Lists 29. Configuring Extended IP ACLs 120 Configuring a MAC ACL Command Attributes Command Usage 30. Configuring MAC ACLs Specifying the Mask Type Configuring ACL MasksCommand Usage This mask defines the fields to check in the IP header Configuring an IP ACL Mask Configuring the Switch 32. Configuring an IP based ACL This mask defines the fields to check in the packet header Configuring a MAC ACL Mask 33. Configuring a MAC based ACL 148 Binding a Port to an Access Control List 34. Mapping ACLs to Port Ingress/Egress Queues Filtering Management Access 35. Filtering Management Access Field Attributes Web Port ConfigurationDisplaying Connection Status Web Click Port, Port Information or Trunk Information Field Attributes CLI Current status 178 CLI This example shows the connection status for Port Configuring Interface Connections Port Configuration Creating Trunk Groups 37. Configuring Port Attributes Command Usage 38. Static Trunk Configuration Statically Configuring a Trunk Command Usage 189 Enabling Lacp on Selected Ports Command Usage 39. Lacp Port Configuratio 190 Command Attributes 40. Lacp Aggregation Port Configuration Lacp Port Counter Information Displaying Lacp Port CountersCounter Information You can display statistics for Lacp protocol messages 41. 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 43. Displaying Remote Lacp Port Information 100 101 Setting Broadcast Storm Thresholds 44. Enabling Port Broadcast Control 102 103 Configuring Port Mirroring 104 Configuring Rate Limits 105 Command Attribute 106 Showing Port Statistics Port Statistics 107 108 Rmon Statistics 109 47. Displaying Port Statistics 110 48. Displaying Etherlike and Rmon Statistics 111 CLI This example shows statistics for port Address Table SettingsSetting Static Addresses 112 49. Mapping Ports to Static Addresses 113 114 Displaying the Address Table CLI This example sets the aging time to 400 seconds Changing the Aging Time115 116 Spanning Tree Algorithm Configuration 117 Displaying Global Settings 118 119 52. Displaying the Spanning Tree Algorithm 120 121 Configuring Global SettingsGlobal settings apply to the entire switch 122 Basic Configuration of Global Settings 123 Root Device Configuration 124 Configuration Settings for Rstp 125 53. Configuring the Spanning Tree Algorithm 126 Displaying Interface Settings Rules defining port status are 127 AD B 128 129 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 Vlan ID Vlan to assign to this selected MST instance. Range 135 136 137 Displaying Interface Settings for Mstp 138 139 Configuring Interface Settings for Mstp 140 58. Mstp Port Configuration CLI This example sets the Mstp attributes for port Vlan ConfigurationOverview 141 Assigning Ports to VLANs 142 143 144 Forwarding Tagged/Untagged Frames 145 146 Enabling or Disabling Gvrp Global SettingCLI This example enables Gvrp for the switch Displaying Basic Vlan Information Web Click VLAN, 802.1Q VLAN, Basic Information Command Attributes WebDisplaying Current VLANs 147 148 Command Attributes CLI 149 Creating VLANs CLI This example creates a new Vlan 150 151 Adding Static Members to VLANs Vlan Index 152 63. Configuring Vlan Port Attributes 153 Adding Static Members to VLANs Port Index 154 Configuring Vlan Behavior for Interfaces 155 156 157 65. Configuring Vlan Ports Enabling Private VLANs Configuring Private VLANsCLI This example enables private VLANs 158 159 Configuring Protocol-Based VLANsConfiguring Uplink and Downlink Ports Create a protocol group for one or more protocols Configuring Protocol Groups160 Mapping Protocols to VLANs 161 69. Mapping Protocols to VLANs 162 163 Class of Service ConfigurationSetting the Default Priority for Interfaces 164 CLI This example assigns a default priority of 5 to port 10. CoS Priority Levels Mapping CoS Values to Egress Queues165 Egress Queue Priority Mapping 166 71. Configuring Ports and Trunks for Class of Service 167 Selecting the Queue Mode 168 Setting the Service Weight for Traffic Classes 169 Mapping Layer 3/4 Priorities to CoS Values 170 Selecting IP Precedence/DSCP Priority 11. IP Precedence Prioruty Mapping IP Precedence171 172 75. Mapping IP Precedence to Class of Service Values 173 Mapping Dscp Priority 174 76. Mapping IP Dscp Priority to Class of Service Values 175 Mapping IP Port Priority 78. IP Port Priority Mapping 176 13. CoS to ACL Mapping Mapping CoS Values to ACLs177 178 Changing Priorities Based on ACL Rules 179 79. Changing Priorities Based on ACL Rules 180 181 Multicast Filtering 182 Configuring Igmp Snooping and Query ParametersLayer 2 Igmp Snooping and Query 183 184 80. Configuring Internet Group Management Protocol Displaying Interfaces Attached to a Multicast Router Command Attributes185 Specifying Static Interfaces for a Multicast Router 186 187 Displaying Port Members of Multicast Services 188 Assigning Ports to Multicast Services 84. Specifying Multicast Port Membership 189 190 Configuring Domain Name ServiceConfiguring General DNS Server Parameters 191 192 85. Configuring DNS 193 Configuring Static DNS Host to Address Entries 86. Mapping IP Addresses to a Host Name 194 195 Displaying the DNS Cache Web Select DNS, Cache 196 Accessing the CLI Using the Command Line Interface Telnet Connection Using the Command Line Interface Minimum Abbreviation Entering CommandsThis section describes how to enter CLI commands Keywords and Arguments Getting Help on Commands Command Completion Showing Commands Partial Keyword Lookup Negating the Effect of CommandsUsing Command History Command Modes Understanding Command ModesExec Commands Configuration Commands Mode Command Prompt Configuration Commands Keystroke Function Command Line Processing Command Group Index Command Groups 255 Line Command Syntax Line Commands Syntax Line console vty Default SettingCommand Mode Line Syntax Login local no login LoginRelated Commands No password is specified PasswordUsername 4-35 password Syntax Password 0 7 password no password CLI No timeout Telnet 10 minutes Exec-timeoutLogin 4-16password-thresh4-19 Syntax Exec-timeout seconds no exec-timeout Default value is three attempts Password-threshTo set the timeout to two minutes, enter this command Syntax Password-thresh threshold no password-thresh Syntax Silent-time seconds no silent-time Silent-time Seven data bits per character Eight data bits per character To specify 7 data bits, enter this commandDatabits Syntax Databits 7 8 no databits None No parity Even Even parity Odd Odd parity To specify no parity, enter this commandParity Syntax Parity none even odd no parity Auto To specify 57600 bps, enter this commandSpeed Syntax Speed bps no speed Syntax Disconnect session-id StopbitsDisconnect Syntax Stopbits 1 Syntax Show line console vty Show line Syntax Enable level General CommandsEnable General Commands None DisableDisable Enable password Normal Exec Show history Configure Reload This command restarts the system End This command resets the entire systemThis example shows how to reset the switch This command returns to Privileged Exec mode Any This command exits the configuration programExit Quit System Mangement Commands System Management CommandsThis example shows how to quit a CLI session Syntax Prompt string no prompt Device Designation CommandsDevice Designation Commands Prompt Syntax Hostname name no hostname User Access CommandsUser Access Commands Hostname Username Default is level Default password is super Enable password 10. IP Filter Commands IP Filter Commands All addresses Management Show management 11. Web Server Command Web Server Commands Ip http server Default Setting Command ModeSyntax No ip http server Default Setting Ip http port Ip 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 Ip http secure-server4-42 Ip http secure-portPortnumber The UDP port used for HTTPS/SSL. Range 443 12. Secure Shell Commands Secure Shell Commands 12. Secure Shell Commands System Management Commands Ip ssh server Syntax Ip ssh server no ip ssh server Default SettingDisabled Seconds Ip ssh timeoutSyntax Ip ssh timeout seconds no ip ssh timeout Ip ssh crypto host-key generate 4-52 show ssh Show 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 Generates both the DSA and RSA key pairs Ip ssh crypto host-key generateSyntax Ip ssh crypto host-key generate dsa rsa Dsa DSA key type Rsa RSA key type Syntax Ip ssh crypto zeroize dsa rsa Use this command to clear the host key from memory i.e. RAMIp ssh crypto zeroize Ip ssh crypto zeroize 4-53 ip ssh save host-key4-54 Syntax Ip ssh save host-key dsa rsa Ip ssh save host-keyShow ip ssh 13. SSH Information Show ssh Username Name of an SSH user. Range 1-8 characters Show public-keySyntax Show public-key user username host RSA Shows all public keys Logging on Event Logging Commands14. Event Logging Commands Syntax No logging on Default Setting Logging history 4-59 clear logging Logging history Hostipaddress The IP address of a syslog server Flash errors level 3 RAM warnings level 7Logging host Syntax No logging host hostipaddress Syntax No logging facility type Logging facility Syntax Clear logging flash ram Logging trapClear logging Syntax Logging trap level no logging trap Syntax 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 Syntax No logging sendmail host ipaddress Logging sendmail host Syntax Logging sendmail source-email email-address Logging sendmail levelLogging sendmail source-email Syntax Logging sendmail level level Syntax No logging sendmail destination-email email-address Logging sendmail destination-email Show logging sendmail Syntax No logging sendmail Default SettingLogging sendmail 16. Time Commands Time Commands Sntp poll 4-72 show sntp Sntp serverSyntax Sntp server ip1 ip2 ip3 Syntax Sntp poll seconds no sntp poll Related CommandsSntp poll Sntp client Disabled Show sntp Syntax No sntp broadcast client Default SettingSntp broadcast client Show sntp Clock timezone Syntax This command displays the system clockCalendar set Show calendar 17. System Status Commands System Status CommandsShow startup-config Command Usage Show running-config4-80 Show running-config Show startup-config4-77 Show system This command displays system information Show version Show users Jumbo frame Frame Size Commands18. Frame Size Commands Syntax No jumbo frame Default Setting 19. Flash/File Commands Flash/File Commands Copy 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 Delete public-key4-51 This command displays a list of files in flash memorySyntax Dir boot-rom config opcode filename Dir Following example shows how to display all file information Whichboot Syntax Boot system boot-romconfig opcode filename Boot system 20. Authentication Commands Authentication CommandsAuthentication Sequence Dir 4-90 whichboot Local Authentication login Radius-server host Username for setting the local user names and passwords22. Radius Client Commands Radius Client 1812 Radius-server port10.1.0.1 Syntax Radius-server port portnumber no radius-server port Syntax Radius-server key keystring no radius-server key Radius-server keyRadius-server retransmit Show radius-server Radius-server timeout Hostipaddress IP address of a TACACS+ server 23. TACACS+ Client CommandsTACACS+ Client Tacacs-server host Syntax Tacacs-server port portnumber no tacacs-server port Tacacs-server port Syntax Tacacs-server key keystring no tacacs-server key Tacacs-server keyShow tacacs-server Port security Port Security Commands24. Port Security Commands Interface Configuration Ethernet Status Disabled Action None Maximum Addresses 25 .1x Port Authentication Commands 802.1x Port Authentication Authentication dot1x default Dot1x max-req Dot1x defaultSyntax Dot1x default Command Mode Default Command Mode Force-authorized DefaultInterface Configuration Dot1x port-control Ethernet unit/port Dot1x re-authenticateSyntax Dot1x re-authenticate interface Dot1x operation-mode Seconds The number of seconds. Range Dot1x re-authenticationDot1x timeout quiet-period Syntax No dot1x re-authentication Command Mode Dot1x timeout tx-period Dot1x timeout re-authperiod Show dot1x statistics interface interface Show dot1x State- Current state including initialize, reauthenticate Authenticator State Machine 113 Access Control Lists Access Control List Commands Access Control List Commands IP ACLs Masks for Access Control Lists26. Access Control List Commands 27. IP ACL Commands EXT-ACL Syntax No access-list ip standard extended aclname Access-list ip Standard ACL Permit, deny Ip access-group4-129 show ip access-list4-123 No permit deny tcp Access-list ip Extended ACL 122 Syntax No access-list ip mask-precedence in out Show ip access-listAccess-list ip mask-precedence Syntax Show ip access-list standard extended aclname Mask IP ACL 4-125 ip access-group4-129 IP Mask Syntax No mask protocol 126 127 Syntax Show access-list ip mask-precedence in out Show access-list ip mask-precedence Mask IP ACL Ip access-groupSyntax No ip access-group aclname in out This command shows the ports assigned to IP ACLs Show ip access-groupMap access-list ip Show ip access-list4-123 Queue 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 MAC ACLs 28. MAC ACL Commands Syntax No access-list mac aclname Access-list mac Any host destination destination address-bitmask Permit, deny MAC ACL MAC ACL Syntax Show mac access-list aclname Show mac access-listAccess-list mac mask-precedence This command displays the rules for configured MAC ACLs Mask MAC ACL Mask MAC ACL 4-140 mac access-group4-144 MAC 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 Syntax No map access-list mac aclname cos cos-value Show mac access-groupMap access-list mac This command shows the ports assigned to MAC ACLs Syntax 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 30. Snmp Commands Snmp CommandsShow access-group This command shows the port assignments of ACLs Syntax Snmp community string rorw no snmp community string Snmp community Syntax Snmp-server location text no snmp-server location Snmp contactSnmp location Syntax Snmp contact string no snmp contact Host Address None Snmp Version Snmp host Consoleconfig#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 Show snmp This command checks the status of Snmp communications 156 31. DNS Commands DNS Commands This example maps two address to a host name Ip hostNo static entries Syntax Ip domain-name name no ip domain-name Clear hostIp domain-name Syntax Clear host name Syntax No ip domain-list name Ip domain-list Ip domain-name4-159 Server-address1- IP address of domain-name server Ip name-server Ip domain-name4-159 ip domain-lookup4-163 Syntax No ip domain-lookup Default SettingIp domain-lookup Ip domain-name4-159 ip name-server4-162 Show hosts Show dns cache This command displays the configuration of the DNS serverThis command displays entries in the DNS cache Show dns Clear dns cache This command clears all entries in the DNS cache 167 32. Interface Commands Interface Commands Syntax Description string no description InterfaceDescription Port-channel channel-idRange Following example adds a description to port Interface Configuration Ethernet, Port ChannelSpeed-duplex Negotiation 4 -170 capabilities 4 Syntax No negotiation Default SettingNegotiation Capabilities 4 -172speed-duplex 4 Following example configures port 11 to use autonegotiation Capabilities Negotiation 4 -170speed-duplex 4 -169 flowcontrol 4 Syntax No flowcontrol Default SettingFlow control enabled Flowcontrol Negotiation 4 Capabilities flowcontrol, symmetric Following example enables flow control on portSyntax Combo-forced-mode mode no combo-forced-mode Combo-forced-mode Shutdown Syntax No shutdown Default SettingAll interfaces are enabled Following example disables port Switchport broadcast packet-rate Following example clears statistics on port This command clears statistics on an interfacePort-channel channel-idRange Default Setting Clear counters Shows the status for all interfaces This command displays the status for an interfaceShow interfaces status Syntax Show interfaces status interface Shows the counters for all interfaces This command displays interface statisticsShow interfaces counters Syntax Show interfaces counters interface 180 Shows all interfaces Show interfaces switchportSyntax Show interfaces switchport interface This example shows the configuration setting for port Shows if acceptable Vlan frames include all types or Port monitor Mirror Port Commands33. Mirror Port Commands Interface Configuration Ethernet, destination port Syntax Show port monitor interface This command displays mirror informationUnit Switch unit Port Port number Show port monitor 34. Rate Limit Commands Rate Limit CommandsFollowing shows mirroring configured from port 6 to port Mbps Rate-limit 35. Link Aggregation Commands Link Aggregation Commands General Guidelines Guidelines for Creating Trunks Current port will be added to this trunk Channel-groupSyntax Channel-group channel-idno channel-group Channel-id- Trunk index Range Lacp Syntax No lacp Default Setting 191 32768 Lacp system-priority Lacp 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 Vlan-id- Vlan ID Range Mac-address-table static201 Mac-address- MAC address Mac-address- MAC address Mask Bits to match in the address Clear mac-address-table dynamicShow mac-address-table 202 203 Mac-address-table aging-time 204 Show mac-address-table aging-time 205 Spanning Tree Commands37. Spanning Tree Commands No spanning-tree Spanning tree is enabledSpanning-tree 206 Rstp Spanning-tree mode207 208 209 Spanning-tree forward-time 210 Spanning-tree hello-timeSpanning-tree max-age 211 Spanning-tree priority Long method Spanning-tree pathcost method212 213 Spanning-tree mst-configurationThis command limits the maximum transmission rate for BPDUs Spanning-tree transmission-limit 214 MST ConfigurationMst vlan 215 Mst priority Syntax Name name Switch’s MAC addressName 216 Syntax Revision number Revision217 Revision 4 Name 4 Max-hops218 219 Spanning-tree spanning-disabledSyntax No spanning-tree spanning-disabled Default Setting Spanning-tree cost 128 Spanning-tree port-priority220 Priority The priority for a port. Range 0-240, in steps Spanning-tree cost 4 Syntax No spanning-tree edge-port Default SettingSpanning-tree edge-port 221 Spanning-tree portfast 4 Syntax No spanning-tree portfast Default SettingSpanning-tree portfast 222 Spanning-treeedge-port 4 Spanning-tree link-type223 224 Spanning-tree mst cost Spanning-tree mst port-priority 4 225 Spanning-tree mst cost 4 Spanning-tree mst port-priority226 Syntax Spanning-tree protocol-migration interface Port-channel channel-idRange Command ModeSpanning-tree protocol-migration 227 Syntax Show spanning-tree interface mst instanceid Show spanning-tree228 229 230 Show spanning-tree mst configurationThis command shows the multiple spanning tree configuration Syntax Show spanning-tree mst configuration Command Mode 231 Vlan Commands38. Vlan Commands Editing Vlan Groups Show vlan 4 232Vlan database Vlan By default only Vlan 1 exists and is activeVlan Database Configuration 233 234 Configuring Vlan Interfaces40. Configuring Vlan Interfaces Shutdown 4 235Interface vlan Syntax Interface vlan vlan-id Switchport acceptable-frame-types 4 Switchport modeSyntax Switchport mode trunk hybrid no switchport mode All ports are in hybrid mode with the Pvid set to Vlan All frame types Switchport acceptable-frame-typesSwitchport mode 4 237 238 Switchport ingress-filteringSyntax No switchport ingress-filtering Default Setting 239 Switchport native vlan 240 Switchport allowed vlan No VLANs are included in the forbidden list Switchport forbidden vlan241 41. Displaying Vlan Information Displaying Vlan Information242 Show vlan 243 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 Group-id- Group identifier for a protocol group. Range 246Show protocol-vlan protocol-group Syntax Show protocol-vlan protocol-group group-id Mapping for all interfaces is displayed This shows protocol group 1 configured for IP over Ethernet247 Show interfaces protocol-vlan protocol-group No private VLANs are defined 43. Private Vlan Commands248 Pvlan Show pvlan This command displays the configured private Vlan249 250 Gvrp and Bridge Extension Commands44. Gvrp and Bridge Extension Commands Syntax No bridge-ext gvrp Default Setting Show bridge-ext 251 Syntax Show gvrp configuration interface Switchport gvrpShow gvrp configuration Syntax No switchport gvrp Default Setting 253 Garp timer Shows all Garp timers Show garp timerShow garp timer 4 Syntax Show garp timer interface 255 Priority CommandsGarp timer 4 45. Priority Commands 256 Priority Commands LayerSwitchport priority default 46. Priority Commands Layer 257 258 Queue modeSyntax Queue mode strict wrr no queue mode Weighted Round Robin Show queue bandwidth 4 259Queue bandwidth Queue cos-map 260 Show queue cos-map 4 Show queue modeThis command shows the current queue mode 261 Show queue cos-map This command shows the class of service priority map262 Show queue bandwidth 263 Priority Commands Layer 347. Priority Commands Layer 3 264 Syntax Map ip port no map ip port Default Setting 265 Syntax No map ip precedence Default Setting 266 List below shows the default priority mapping 267 Syntax No map ip dscp Default Setting 268 Map ip dscp Interface Configuration Syntax Show map ip port interface Use this command to show the IP port priority map269 Show map ip port Syntax Show map ip precedence interface This command shows the IP precedence priority map270 Show map ip precedence Syntax Show map ip dscp interface This command shows the IP Dscp priority map271 Show map ip dscp 49. Igmp Snooping Commands Multicast Filtering CommandsIgmp Snooping Commands 48. Multicast Filtering Commands No ip igmp snooping Following example enables Igmp snooping273 Ip igmp snooping Ip igmp snooping vlan static 274 Igmp Version Following configures the switch to use Igmp Version275 Ip igmp snooping version Show mac-address-table multicast 276Show ip igmp snooping 277 Igmp Query Commands Layer50. Igmp Query Commands Layer Ip igmp snooping query-count Syntax No ip igmp snooping querier Default Setting278 Ip igmp snooping querier Ip igmp snooping query-max-response-time 4 Following shows how to configure the query count to279 Ip igmp snooping query-interval Ip 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 Ip igmp snooping vlan mrouter Static Multicast Routing Commands51. Static Multicast Routing Commands 282 Syntax Show ip igmp snooping mrouter vlan vlan-id Displays multicast router ports for all configured VLANs283 Show ip igmp snooping mrouter 284 IP Interface CommandsBasic IP Configuration 52. Basic IP Configuration commands IP address Netmask Interface Configuration Vlan285 Ip address Ip dhcp restart 4 This command submits a Bootp or Dhcp client request286 Ip dhcp restart 287 Ip default-gatewaySyntax Ip default-gateway gateway no ip default-gateway Show ip redirects 288Show ip interface Syntax Ping host count countsize size This command has no default for the host289 Ping Interface 4 290 291 Flow Control Software FeaturesAuthentication Dhcp Client Port Configuration Rate Limits Class of ServiceAdditional Features Port Mirroring Out-of-Band Management Management FeaturesStandards In-Band Management Management Information Bases Table B-1. Troubleshooting Chart Appendix B Troubleshooting Troubleshooting Glossary-1 Glossary-2 Glossary-3 Glossary-4 Glossary-5 Glossary-6 Glossary-7 XModem Glossary-8User Datagram Protocol UDP Virtual LAN Vlan Index-1 Numerics Igmp Index-2 Snmp Snmp Index-3 Index-4 Page For Technical SUPPORT, Call