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Model:S5500-48T8SPVLANConfigurationGuide-I-Chapter1VLANConfiguration.
11.
1VLANIntroduction.
11.
2VLANConfigurationTaskList.
11.
3VLANConfigurationTask21.
3.
1Adding/DeletingVLAN.
21.
3.
2ConfiguringSwitchPort.
21.
3.
3Creating/DeletingVLANInterface.
31.
3.
4ConfiguringSuperVLANInterface.
31.
3.
5MonitoringConfigurationandStateofVLAN41.
4ConfigurationExamples.
4S5500-48T8SPVLANCONFIGURATIONGUIDEContents-1-Chapter1VLANConfiguration1.
1VLANIntroductionVirtualLAN(VLAN)referstoagroupoflogicallynetworkeddevicesononeormoreLANsthatareconfiguredsothattheycancommunicateasiftheywereattachedtothesamewire,wheninfacttheyarelocatedonanumberofdifferentLANsegments.
In1999IEEEestablishedIEEE802.
1QProtocolStandardDraftusedtostandardizeVLANrealizationproject.
BecauseVLANsarebasedonlogicalinsteadofphysicalconnections,itisveryflexibleforuser/hostmanagement,bandwidthallocationandresourceoptimization.
TherearethefollowingtypesofVirtualLANs:Port-BasedVLAN:eachphysicalswitchportisconfiguredwithanaccesslistspecifyingmembershipinasetofVLANs.
802.
1Qtrunkmodeissupportedontheinterface.
Accessmodeinterfaceissupported.
Port-BasedVlanistoascribeporttoonesubsetofvlanthattheswitchsupports.
Ifthisvlansubsethasonlyonevlan,thenthisportisaccessport.
Ifthisvlansubsethasmultiplevlan,thenthisportistrunkport.
Thereisonedefaultvlanamongthemultiplevlan,andthevlanidistheportvlanid(PVID).
Vlan-allowedrangeissupportedontheinterface.
Vlan-allowedparameterisusedtocontrolvlanrangethattheportbelongs.
Vlan-untaggedparameterisusedtoconfigureporttosendpacketswithoutvlantagtothecorrespondingvlan.
1.
2VLANConfigurationTaskListAdding/DeletingVLANConfiguringswitchportCreating/DeletingVLANinterfaceMonitoringconfigurationandstateofVLANS5500-48T8SPVLANCONFIGURATIONGUIDE-2-1.
3VLANConfigurationTask1.
3.
1Adding/DeletingVLANAvirtualLAN,commonlyknownasaVLAN,isagroupofhostswithacommonsetofrequirementsthatcommunicateasiftheywereattachedtothesamewire,regardlessoftheirphysicallocation.
AVLANhasthesameattributesasaphysicalLAN,butitallowsforendstationstobegroupedtogethereveniftheyarenotlocatedonthesameLANsegment.
AVLANmayhavemultipleportsandallunicast,multicastandbroadcastmessagecanonlybeforwardedfromthesameVLANtotheterminal.
EachVLANisalogisticalnetwork.
IfthedatawantstoreachanotherVLAN,itmustbeforwardedbyrouterorbridge.
RunthefollowingcommandtoconfigureVLANRun…To…vlanvlan-idEntertheVLANconfigurationmode.
namestrNameinthevlanconfigurationmode.
ExitExitvlanconfigurationmode,andestablishvlan.
vlanvlan-rangeEstablishmultipleVLANsatthesametime.
novlanvlan-id|vlan-rangeDeleteoneormultipleVLANs.
VlancanperformdynamicaddtionanddeletionviavlanmanagementprotocolGVRP.
1.
3.
2ConfiguringSwitchPortTheswitchportsupportsthefollowingmodes:accessmode,trunkmodeanddot1q-tunnelmode.
Theaccessmodeindicatesthatthisportisonlysubordinatetoonevlanandonlysendsandreceivesuntaggedethernetframe.
Thetrunkmodeindicatesthatthisportisconnectedtootherswitchesandcansendandreceivetaggedethernetframe.
Thedot1q-tunnelmodetakesuncontionallythereceivedpacketsastheoneswithouttag.
Theswitchchipautomaticallyaddspvidoftheportasthenewtag,thereforeallowingswitchtoignorethedifferentvlanpartitionsthatconnectedtothenetwork.
Thenthepacketwillbedeliveredunchangedlytotheotherportintheothersubnetworkofthesamecustomer.
Thetransparenttransmissionisrealizedinthisway.
Eachporthasonedefaultvlanandpvid,andallthedatawithoutvlantagreceivedontheportbelongtothedatapacketsofthevlan.
Trunkmodecanascribeporttomultiplevlanandalsocanconfigurewhichkindofpackettoforwardandthenumberofvlanthatbelongs,thatis,thepacketsentontheportistaggedoruntagged,andthevlanlistthattheportbelongs.
Runthefollowingcommandtoconfiguretheswitchport:Run…To…S5500-48T8SPVLANCONFIGURATIONGUIDE-3-switchportpvidvlan-idConfigurepvidofswitchport.
switchportmodeaccess|trunk|dot1q-tunnelConfigureportmodeoftheswitch.
switchporttrunkvlan-allowed…Configurevlan-allowedrangeofswitchport.
switchporttrunkvlan-untagged…Configurevlan-untaggedrangeofswitchport.
Note:Notallswitchessupportdot1q-tunnelfeature.
Someswitchesonlysupportgloballyenabling/disablingthisfeature,andcannotconfiguredifferentstrategiesfordifferentports.
Thecommandtogloballyenabledot1q-tunnelisasfollows:CommandDescriptiondouble-taggingGloballyenablesdouble-taggingfeatureoftheswitch.
Thecapabilityforswitchesofvariousmodelstosupportdot1q-tunnelisshownasfollows:ModelCapabilitytosuppordot1q-tunnel2116/2224/2224M/2226/2448B/3224/3224M/3424/6508Notsupport2224DGlobal2448/2516/2524/3448/3512InterfaceForthosemodelsnotlistedinthetableorthelatestmodels,pleaseconsultourtechniciansordownloadthelatestinstructionsfromourwebsite.
1.
3.
3Creating/DeletingVLANInterfaceVlaninterfacecanbeestablishedtorealizenetworkmanagementorlayer3routingfeature.
Thevlaninterfacecanbeusedtospecifyipaddressandmask.
Runthefollowingcommandtoconfigurevlaninterface:Run…To…[no]interfacevlanvlan-idCreate/DeleteaVLANinterface.
1.
3.
4ConfiguringSuperVLANInterfaceTheSuperVLANtechnologyprovidesamechanism:HostsindifferentVLANsthatrunthesameswitchcanbeallocatedinthesameIpv4subnet;lotsofIPaddressesare,therefore,saved.
TheSuperVLANtechnologyclassifiesdifferentVLANsintoagroup.
TheVLANsinthisgroupusesthesamemanagementinterface.
HostsinthegroupusethesameIPv4networksectionandgateway.
VLANbelongingtoSuperVLANiscalledasSubVLAN.
NoSubVLANcanpossessthemanagementinterfacebyconfiguringIPaddress.
YoucanconfigureaSuperVLANinterfacethroughthecommandline.
TheprocedureofconfiguringaSuperVLANinterfaceisshownasfollows:CommandDescription[no]interfaceEnterstheinterfaceconfigurationmode.
IfthespecifiedSuperVLANS5500-48T8SPVLANCONFIGURATIONGUIDE-4-supervlanindexinterfacedoesnotexists,thesystemwillcreateaSuperVLANinterface.
indexistheindexofSuperVLANinterface.
Itseffectivevaluerangesfrom1to32.
nomeansdeletingSuperVLANinterface.
[no]subvlan[setstr][addaddstr][removeremstr]ConfiguresSubVlaninSuperVLAN.
TheaddedSubVLANcannotpossessthemanagementinterface.
Inoriginalstate,SuperVLANdoesnotincludeSubVLAN.
Onlyonesubcommandcanbeusedeverytime.
setstrmeanstosettheSubVLANlist.
Forexample,List2,4-6indicateVLAN2,4,5and6.
addmeanstoaddVLANlistintheoriginalSubVLANlist.
addstrmeansthecharacterstringwhoseformatisthesameastheabove.
removemeanstodeleteVLANlistintheoriginalSubVLANlist.
remstristhelist'scharacterstringwhoseformatisthesameastheabove.
nomeanstodeleteallSubVLANsinSuperVLAN.
Thenocommandcannotbeusedwithothersubcommands.
AfteryouconfiguretheSuperVLANinterface,youcanconfiguretheIPaddressfortheSuperVLANinterface.
TheSuperVLANinterfaceisalsoaroutingport,whichcanbeconfiguredasotherportsare.
1.
3.
5MonitoringConfigurationandStateofVLANRunthefollowingcommandsinEXECmodetomonitorconfigurationandstateofVLAN:Run…To…showvlan[idx|interfaceintf]DisplayconfigurationandstateofVLAN.
showinterface{vlan|supervlan}xDisplaythestatesofvlanports.
1.
4ConfigurationExamplesUsersPC1~PC6connecttheswitchthroughports1~6.
TheIPaddressesofthesePCsbelongtothenetworksection192.
168.
1.
0/24.
ThoughgroupPC1~PC3andgroupPC4~PC6arelocatedatdifferentlayer-2broadcastdomains,PC1~PC6canpingeachotherandmanagetheswitchthroughtheIPaddress192.
168.
1.
100.
Todothis,youneedtoconfigureport1~3toVLAN1andport4~6toVLAN.
ThenyouneedtoaddVLAN1and2toaSuperVlanasitsSubVLANs.
Youneedtoperformthefollowingconfigurationontheswitch:interfacefastethernet0/4S5500-48T8SPVLANCONFIGURATIONGUIDE-5-switchportpvid2!
interfacefastethernet0/5switchportpvid2!
interfacefastethernet0/6switchportpvid2!
interfacesupervlan1subvlan1,2ipaddress192.
168.
1.
100255.
255.
255.
0ipproxy-arpsubvlanS5500-48T8SPVLANCONFIGURATIONGUIDECopyright2009-2020FS.
COMAIIRightsReserved.
11.
1VLANIntroduction.
11.
2VLANConfigurationTaskList.
11.
3VLANConfigurationTask21.
3.
1Adding/DeletingVLAN.
21.
3.
2ConfiguringSwitchPort.
21.
3.
3Creating/DeletingVLANInterface.
31.
3.
4ConfiguringSuperVLANInterface.
31.
3.
5MonitoringConfigurationandStateofVLAN41.
4ConfigurationExamples.
4S5500-48T8SPVLANCONFIGURATIONGUIDEContents-1-Chapter1VLANConfiguration1.
1VLANIntroductionVirtualLAN(VLAN)referstoagroupoflogicallynetworkeddevicesononeormoreLANsthatareconfiguredsothattheycancommunicateasiftheywereattachedtothesamewire,wheninfacttheyarelocatedonanumberofdifferentLANsegments.
In1999IEEEestablishedIEEE802.
1QProtocolStandardDraftusedtostandardizeVLANrealizationproject.
BecauseVLANsarebasedonlogicalinsteadofphysicalconnections,itisveryflexibleforuser/hostmanagement,bandwidthallocationandresourceoptimization.
TherearethefollowingtypesofVirtualLANs:Port-BasedVLAN:eachphysicalswitchportisconfiguredwithanaccesslistspecifyingmembershipinasetofVLANs.
802.
1Qtrunkmodeissupportedontheinterface.
Accessmodeinterfaceissupported.
Port-BasedVlanistoascribeporttoonesubsetofvlanthattheswitchsupports.
Ifthisvlansubsethasonlyonevlan,thenthisportisaccessport.
Ifthisvlansubsethasmultiplevlan,thenthisportistrunkport.
Thereisonedefaultvlanamongthemultiplevlan,andthevlanidistheportvlanid(PVID).
Vlan-allowedrangeissupportedontheinterface.
Vlan-allowedparameterisusedtocontrolvlanrangethattheportbelongs.
Vlan-untaggedparameterisusedtoconfigureporttosendpacketswithoutvlantagtothecorrespondingvlan.
1.
2VLANConfigurationTaskListAdding/DeletingVLANConfiguringswitchportCreating/DeletingVLANinterfaceMonitoringconfigurationandstateofVLANS5500-48T8SPVLANCONFIGURATIONGUIDE-2-1.
3VLANConfigurationTask1.
3.
1Adding/DeletingVLANAvirtualLAN,commonlyknownasaVLAN,isagroupofhostswithacommonsetofrequirementsthatcommunicateasiftheywereattachedtothesamewire,regardlessoftheirphysicallocation.
AVLANhasthesameattributesasaphysicalLAN,butitallowsforendstationstobegroupedtogethereveniftheyarenotlocatedonthesameLANsegment.
AVLANmayhavemultipleportsandallunicast,multicastandbroadcastmessagecanonlybeforwardedfromthesameVLANtotheterminal.
EachVLANisalogisticalnetwork.
IfthedatawantstoreachanotherVLAN,itmustbeforwardedbyrouterorbridge.
RunthefollowingcommandtoconfigureVLANRun…To…vlanvlan-idEntertheVLANconfigurationmode.
namestrNameinthevlanconfigurationmode.
ExitExitvlanconfigurationmode,andestablishvlan.
vlanvlan-rangeEstablishmultipleVLANsatthesametime.
novlanvlan-id|vlan-rangeDeleteoneormultipleVLANs.
VlancanperformdynamicaddtionanddeletionviavlanmanagementprotocolGVRP.
1.
3.
2ConfiguringSwitchPortTheswitchportsupportsthefollowingmodes:accessmode,trunkmodeanddot1q-tunnelmode.
Theaccessmodeindicatesthatthisportisonlysubordinatetoonevlanandonlysendsandreceivesuntaggedethernetframe.
Thetrunkmodeindicatesthatthisportisconnectedtootherswitchesandcansendandreceivetaggedethernetframe.
Thedot1q-tunnelmodetakesuncontionallythereceivedpacketsastheoneswithouttag.
Theswitchchipautomaticallyaddspvidoftheportasthenewtag,thereforeallowingswitchtoignorethedifferentvlanpartitionsthatconnectedtothenetwork.
Thenthepacketwillbedeliveredunchangedlytotheotherportintheothersubnetworkofthesamecustomer.
Thetransparenttransmissionisrealizedinthisway.
Eachporthasonedefaultvlanandpvid,andallthedatawithoutvlantagreceivedontheportbelongtothedatapacketsofthevlan.
Trunkmodecanascribeporttomultiplevlanandalsocanconfigurewhichkindofpackettoforwardandthenumberofvlanthatbelongs,thatis,thepacketsentontheportistaggedoruntagged,andthevlanlistthattheportbelongs.
Runthefollowingcommandtoconfiguretheswitchport:Run…To…S5500-48T8SPVLANCONFIGURATIONGUIDE-3-switchportpvidvlan-idConfigurepvidofswitchport.
switchportmodeaccess|trunk|dot1q-tunnelConfigureportmodeoftheswitch.
switchporttrunkvlan-allowed…Configurevlan-allowedrangeofswitchport.
switchporttrunkvlan-untagged…Configurevlan-untaggedrangeofswitchport.
Note:Notallswitchessupportdot1q-tunnelfeature.
Someswitchesonlysupportgloballyenabling/disablingthisfeature,andcannotconfiguredifferentstrategiesfordifferentports.
Thecommandtogloballyenabledot1q-tunnelisasfollows:CommandDescriptiondouble-taggingGloballyenablesdouble-taggingfeatureoftheswitch.
Thecapabilityforswitchesofvariousmodelstosupportdot1q-tunnelisshownasfollows:ModelCapabilitytosuppordot1q-tunnel2116/2224/2224M/2226/2448B/3224/3224M/3424/6508Notsupport2224DGlobal2448/2516/2524/3448/3512InterfaceForthosemodelsnotlistedinthetableorthelatestmodels,pleaseconsultourtechniciansordownloadthelatestinstructionsfromourwebsite.
1.
3.
3Creating/DeletingVLANInterfaceVlaninterfacecanbeestablishedtorealizenetworkmanagementorlayer3routingfeature.
Thevlaninterfacecanbeusedtospecifyipaddressandmask.
Runthefollowingcommandtoconfigurevlaninterface:Run…To…[no]interfacevlanvlan-idCreate/DeleteaVLANinterface.
1.
3.
4ConfiguringSuperVLANInterfaceTheSuperVLANtechnologyprovidesamechanism:HostsindifferentVLANsthatrunthesameswitchcanbeallocatedinthesameIpv4subnet;lotsofIPaddressesare,therefore,saved.
TheSuperVLANtechnologyclassifiesdifferentVLANsintoagroup.
TheVLANsinthisgroupusesthesamemanagementinterface.
HostsinthegroupusethesameIPv4networksectionandgateway.
VLANbelongingtoSuperVLANiscalledasSubVLAN.
NoSubVLANcanpossessthemanagementinterfacebyconfiguringIPaddress.
YoucanconfigureaSuperVLANinterfacethroughthecommandline.
TheprocedureofconfiguringaSuperVLANinterfaceisshownasfollows:CommandDescription[no]interfaceEnterstheinterfaceconfigurationmode.
IfthespecifiedSuperVLANS5500-48T8SPVLANCONFIGURATIONGUIDE-4-supervlanindexinterfacedoesnotexists,thesystemwillcreateaSuperVLANinterface.
indexistheindexofSuperVLANinterface.
Itseffectivevaluerangesfrom1to32.
nomeansdeletingSuperVLANinterface.
[no]subvlan[setstr][addaddstr][removeremstr]ConfiguresSubVlaninSuperVLAN.
TheaddedSubVLANcannotpossessthemanagementinterface.
Inoriginalstate,SuperVLANdoesnotincludeSubVLAN.
Onlyonesubcommandcanbeusedeverytime.
setstrmeanstosettheSubVLANlist.
Forexample,List2,4-6indicateVLAN2,4,5and6.
addmeanstoaddVLANlistintheoriginalSubVLANlist.
addstrmeansthecharacterstringwhoseformatisthesameastheabove.
removemeanstodeleteVLANlistintheoriginalSubVLANlist.
remstristhelist'scharacterstringwhoseformatisthesameastheabove.
nomeanstodeleteallSubVLANsinSuperVLAN.
Thenocommandcannotbeusedwithothersubcommands.
AfteryouconfiguretheSuperVLANinterface,youcanconfiguretheIPaddressfortheSuperVLANinterface.
TheSuperVLANinterfaceisalsoaroutingport,whichcanbeconfiguredasotherportsare.
1.
3.
5MonitoringConfigurationandStateofVLANRunthefollowingcommandsinEXECmodetomonitorconfigurationandstateofVLAN:Run…To…showvlan[idx|interfaceintf]DisplayconfigurationandstateofVLAN.
showinterface{vlan|supervlan}xDisplaythestatesofvlanports.
1.
4ConfigurationExamplesUsersPC1~PC6connecttheswitchthroughports1~6.
TheIPaddressesofthesePCsbelongtothenetworksection192.
168.
1.
0/24.
ThoughgroupPC1~PC3andgroupPC4~PC6arelocatedatdifferentlayer-2broadcastdomains,PC1~PC6canpingeachotherandmanagetheswitchthroughtheIPaddress192.
168.
1.
100.
Todothis,youneedtoconfigureport1~3toVLAN1andport4~6toVLAN.
ThenyouneedtoaddVLAN1and2toaSuperVlanasitsSubVLANs.
Youneedtoperformthefollowingconfigurationontheswitch:interfacefastethernet0/4S5500-48T8SPVLANCONFIGURATIONGUIDE-5-switchportpvid2!
interfacefastethernet0/5switchportpvid2!
interfacefastethernet0/6switchportpvid2!
interfacesupervlan1subvlan1,2ipaddress192.
168.
1.
100255.
255.
255.
0ipproxy-arpsubvlanS5500-48T8SPVLANCONFIGURATIONGUIDECopyright2009-2020FS.
COMAIIRightsReserved.
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