Configuring Cisco APIC-EM in Multi-Host Mode PDF
Preview Configuring Cisco APIC-EM in Multi-Host Mode
Configuring Cisco APIC-EM in Multi-Host Mode • ReviewingCiscoAPIC-EMConfigurationWizardParameters, page 1 • SupportedMulti-HostConfigurations, page 6 • ConfiguringCiscoAPIC-EMinMulti-HostMode, page 7 • ManagingAdminAccounts, page 21 • InstallingCiscoAPIC-EMApplications, page 22 • PoweringDownandPoweringUpaSingleHostorMulti-HostCluster, page 23 • PoweringDownandPoweringUpaSingleHostWithinaMulti-HostCluster, page 25 • UninstallingtheCiscoAPIC-EM, page 27 Reviewing Cisco APIC-EM Configuration Wizard Parameters WhentheCiscoAPIC-EMconfigurationbegins,aninteractivewizardpromptsyoutoenterinformationto configurethecontroller.Thefollowingtabledisplaystheinformationthatyouwillbepromptedfortocomplete theconfiguration. Note EnsurethattheDNSandNTPserversarereachablebeforeyouruntheconfigurationwizardandwhenever aCiscoAPIC-EMhostrebootsinthedeployment. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 1 Configuring Cisco APIC-EM in Multi-Host Mode Reviewing Cisco APIC-EM Configuration Wizard Parameters Table 1: Cisco APIC-EM Configuration Wizard Parameters Configuration Wizard Prompt Description Example (Optional)BondedNICs Choosetoconfigureornotconfigure Enter'yes'. bondedNICsonthecontroller's interfaces. Enter'yes'toproceedwithconfiguring NICbondingontheinterfaces.Enter'no' tobypassNICbondingcompletely,and bepresentedwiththeoptionforVLAN configuration. Bondingmode IfyouchosetoconfigurebondedNICs, Enter'802.3ad'. thenconfigureeither'balance-xor'or '802.3ad'forthebondedNICs. Entering'balance-xor'willconfigure staticbondingontheselectedNICs. Entering'802.3ad'willconfigureLACP bondingontheselectedNICs. Important Entering'802.3ad'requires thataseparateLACP configurationbemadeon theswitchesthatare connectedtotheEthernet ports.Entering'balance-xor 'willrequirea configurationonthe connectedswitchesforthe staticconfiguration. Generally,thismeansthat theappropriateportsbe groupedtogetherinaCisco EtherChannelconfiguration forthestaticconfiguration. RefertoyourCiscoswitch documentationfor informationabout configuringtheswitches. Forthisrelease,onlyone bondedinterfacewith multipleNICscanbe configuredonthe controller. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 2 Configuring Cisco APIC-EM in Multi-Host Mode Reviewing Cisco APIC-EM Configuration Wizard Parameters Configuration Wizard Prompt Description Example (Optional)VLAN Choosetoconfigureornotconfigure Enter'yes' VLANsonthecontroller'sinterfaces. TheVLANrangeislimited TheNICsonthecontroller(whetheran (1-1001,1005-4094). appliance,server,orvirtualmachine) canbeconfiguredwithaVLAN interface.BothbondedNICsand standaloneNICscanbeconfiguredwith VLANs. Themanagementinterfaceofthe appliance,server,orvirtualmachinecan alsobeselectedandconfiguredwitha VLANinterface. Note ThesameVLANcannotbe usedonmultipleinterfaces. HostIPaddress EnterahostIPaddress. 10.0.0.12 ThisIPaddressisusedforthenetwork adapter(eth0)onthehostandconnects totheexternalnetworkornetworks.For multiplenetworkadapters,haveseveral IPaddressesavailable. Note ThishostIPaddressmustbea validIPv4address. (Optional)VirtualIPaddress EnteravirtualIPaddress. 10.12.13.14 ThisvirtualIPaddressisusedforthe networkadapter(eth0)onthehost.You shouldonlyconfigureavirtualIP address,ifyouaresettingupamulti-host deployment. Note ThevirtualIPaddressmustbe avalidIPv4address. NetmaskIPaddress EnteranetmaskIPaddress. 255.255.255.0 ThismustbeavalidIPv4netmask. DefaultGatewayIPaddress EnteradefaultgatewayIPaddress. 10.12.13.1 ThismustbeavalidIPv4addressforthe defaultgateway. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 3 Configuring Cisco APIC-EM in Multi-Host Mode Reviewing Cisco APIC-EM Configuration Wizard Parameters Configuration Wizard Prompt Description Example PrimaryDNSserver EnteraprimaryDNSserveraddress. 10.15.20.25 ThismustbeavalidIPv4addressforthe Note Entereitherasingle primaryDNSserver. IPaddressfora singleprimary server,ormultipleIP addressesseparated byspacesforDNS servers. PrimaryNTPserver EnteraprimaryNTPserveraddress. 10.12.13.10 ThismustbeavalidIPv4addressor EntereitherasingleIP hostnameofaNetworkTimeProtocol addressforasingleNTP (NTP)server. primaryserver,ormultipleIP addressesseparatedbyspaces Note BeforeyoudeploytheCisco forseveralNTPservers.We APIC-EM,makesurethatthe recommendthatyou timeonthecontroller'ssystem configurethreeNTPservers clockiscurrentorthatyouare foryourdeployment. usingaNetworkTimeProtocol (NTP)serverthatiskeepingthe correcttime. Add/EditanotherNTPserver ThismustbeavalidNTPdomain. 10.12.13.11 Allowsyoutoconfigure multipleNTPservers. Note Werecommendthat youconfigurethree NTPserversforyour deployment. (Optional)HTTPSproxyserver EnteranHTTPSproxyserveraddress. https://209.165.200.11:3128 ThismustbeavalidIPv4addressforthe HTTPSproxywithportnumber. AdminUsername Entertheadminusername. admin2780 Identifiestheadministrativeusername usedforGUIaccesstotheCisco APIC-EMcontroller. Werecommendthattheusernamebe threetoeightcharactersinlengthandbe composedofvalidalphanumeric characters(A–Z,a–z,or0–9). Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 4 Configuring Cisco APIC-EM in Multi-Host Mode Reviewing Cisco APIC-EM Configuration Wizard Parameters Configuration Wizard Prompt Description Example AdminPassword Entertheadminpassword. MyIseYPass2 Identifiestheadministrativepassword thatisusedforGUIaccesstotheCisco APIC-EMcontroller.Youmustcreate thispasswordbecausethereisno default.Thepasswordmeetthe followingrequirements: •Eightcharacterminimumlength. •DoesNOTcontainataboraline break. •Doescontaincharactersfromat leastthreeofthefollowing categories: ◦Uppercasealphabet ◦Lowercasealphabet ◦Numeral ◦Specialcharacters(for example,!or#) LinuxUsername EnteraLinuxusername. Thedefaultis'grapevine'and cannotbechanged. IdentifiestheLinux(Grapevine) usernameusedforCLIaccesstothe Grapevinerootandclients. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 5 Configuring Cisco APIC-EM in Multi-Host Mode Supported Multi-Host Configurations Configuration Wizard Prompt Description Example LinuxPassword EnteraLinuxpassword. MyGVPass01 IdentifiestheLinux(Grapevine) passwordthatisusedforCLIaccessto theGrapevinerootsandclients.You mustcreatethispasswordbecausethere isnodefault.Thepasswordmeetthe followingrequirements: •Eightcharacterminimumlength. •DoesNOTcontainataboraline break. •Doescontaincharactersfromat leastthreeofthefollowing categories: ◦Uppercasealphabet ◦Lowercasealphabet ◦Numeral ◦Specialcharacters(for example,!or#) Supported Multi-Host Configurations TheCiscoAPIC-EMsupportsasinglehost,twohost,orthreehostclusterconfiguration.Withasinglehost configuration,32GBofRAMisrequiredforthathost.Withatwoorthreehostclusterconfiguration,32GB ofRAMisrequiredforeachhostinthecluster. Note CiscoAPIC-EMdoesnotsupportaclusterwithmorethanthreehosts.Forexample,amulti-hostcluster withfiveorsevenhostsisnotcurrentlysupported. Thethreehostclusterprovidesbothsoftwareandhardwarehighavailability.Thesinglehostortwohost clusteronlyprovidessoftwarehighavailability;theydonotprovidehardwarehighavailability.Forthisreason, westronglyrecommendthatforamulti-hostconfigurationthreehostsbeused. Ahardwarefailureoccurswhenthephysicalhostitselfmalfunctionsorfails.Asoftwarefailureoccurswhen aserviceonahostfails.Softwarehighavailabilityinvolvestheabilityoftheservicesonthehostorhoststo berestartedandrespun.Forexample,onasinglehost,ifaservicefailsthenthatserviceisrespunonthathost. Inatwohostcluster,ifaservicefailsononehostthenthatserviceisre-spunontheremaininghost.Inathree hostcluster,ifaservicefailsononehost,thenthatserviceisre-spunononeofthetworemaininghosts. Whensettingupatwohostorthreehostcluster,youshouldneversetupthehoststospanaLANacrossslow links.Thismayimpacttherecoverytimeifaservicefailsononeofthehosts.Additionally,whenconfiguring eitheratwohostorthreehostcluster,allofthehostsinthatclustermustresideinthesamesubnet. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 6 Configuring Cisco APIC-EM in Multi-Host Mode Configuring Cisco APIC-EM in Multi-Host Mode Foradditionaldetailedinformationaboutmulti-hostclusters,seeMulti-HostSupport. Configuring Cisco APIC-EM in Multi-Host Mode ConfiguringCiscoAPIC-EMinmulti-hostmodeinvolvesthefollowingprocedures: 1 ConfigureCiscoAPIC-EMasasinglehostusingtheconfigurationwizard. 2 ConfigureCiscoAPIC-EMonasecondhostandtojoinittothefirst,pre-existinghosttocreateacluster. 3 ConfigureCiscoAPIC-EMonathirdhostandjoinittothepre-existingcluster. Performthefollowingproceduresinthissectiontoconfiguremulti-hostmodeforthecontroller. Configuring Cisco APIC-EM as a Single Host Using the Wizard PerformthestepsinthefollowingproceduretoconfigureCiscoAPIC-EMasasinglehostusingthewizard. Before You Begin YoumusthaveeitherreceivedtheCiscoAPIC-EMControllerAppliancewiththeCiscoAPIC-EMpre-installed oryoumusthavedownloaded,verified,andinstalledtheCiscoISOimageontoaserverorvirtualmachine asdescribedinthepreviousprocedures. Step 1 Bootupthehost. Step 2 ReviewtheAPIC-EMLicenseAgreementscreenthatappearsandchooseeither<viewlicenseagreement>toreview thelicenseagreementoraccept>>toacceptthelicenseagreementandproceed. Note Youwillnotbeabletoproceedwithoutacceptingthelicenseagreement. Afteracceptingthelicenseagreement,youarethenpromptedtoselectaconfigurationoption. Step 3 ReviewtheWelcometotheAPIC-EMConfigurationWizard!screenandchoosetheCreateanewAPIC-EMcluster optiontobegin. Youarethenpromptedtoenter'yes'or'no'forRESETEXISTINGCONTROLLERNETWORKCONFIG. Step 4 SelecttheResetNetworkingConfigurationoptionforyourconfiguration. Foraninitialdeployment,enter'no'andproceedwiththeconfiguration.Foranupgradeforyourdeployment,enter'yes' andproceedwiththeconfiguration Note Entering'yes'willremovethecurrentnetworkingconfigurationforthecontrolleronthis host. YouarethenpromptedtoentervaluesfortheNETWORKADAPTERBONDINGmode(OPTIONAL). Step 5 SelecttheNETWORKADAPTERBONDINGmode(OPTIONAL)foryourconfiguration. Entereither'yes'or'no'forthisstep. Enter'yes'toproceedwithconfiguringNICbondingontheinterfaces(createasinglelogicalportfromtwoEthernet ports(NICs)onthecontroller).Enter'no'tobypassNICbondingcompletely,andbepresentedwiththeoptionforVLAN configuration(seeStep7below). Afterenteringavalue,clicknext>>toproceed. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 7 Configuring Cisco APIC-EM in Multi-Host Mode Configuring Cisco APIC-EM as a Single Host Using the Wizard Step 6 Ifyouentered'yes',thenenterthebondingmodeintheNETWORKADAPTER0(bond0)screen. Entereither'balance-xor'or'802.3ad'forthisstep. ThissteppermitsyoutocreateasinglelogicalportfromtwoormoreEthernetports(NICs)onthecontrollerthatthe configurationwizarddiscoversanddisplays.Entering'balance-xor'willconfigurestaticbondingontheselectedNICs. Entering'802.3ad'willconfigureLACPbondingontheselectedNICs. Forthisrelease,onlyasinglebondedinterfacewithmultipleNICscanbeconfiguredonthecontroller. Important Entering'802.3ad'requiresaseparateLACPconfigurationbemadeontheswitchesthatareconnectedto theEthernetports.Entering'balance-xor'willrequireaconfigurationontheconnectedswitchesforthe staticconfiguration.Generally,thismeansthattheappropriateportsbegroupedtogetherinaCisco EtherChannelconfigurationforthestaticconfiguration.RefertoyourCiscoswitchdocumentationfor informationaboutconfiguringtheswitches. Step 7 SelecttheindividualEthernetports(forexample,eth0andeth1)tobondtogetherasasinglelogicalport. UsetheTabkeytonavigatetotheEthernetportfieldsintheconfigurationwizard.Userthespacebartoselect(check) theEthernetport. Note WhennavigatingtoanEthernetport,theconfigurationwizarddisplaystheport'sMACaddressandspeeds(in Mb/s).Boththeactualandsupportedspeedsaredisplayed.Theactualspeedisdefinedasthenegotiatedspeed retrievedfromthekernelitself(whentheinterfaceisdown,'NA'willbedisplayed).Thesupportedspeedis definedasthemaximumspeedsupportedbytheNIC. Whenfinishedwiththisstep,clicknext>>toproceed. Step 8 SelecttheNETWORKADAPTERVLANMode(Optional) Entereither'yes'or'no'forthisstep. Entering'yes'permitsyoutoconfigureVLANsontheinterface(s)inthenextstep.Entering'no'bypassesVLAN configuration. Note Foramulti-hostcluster,alltheVLANsmustbeconfiguredthesameoneach host. Afterenteringavalue,clicknext>>toproceed. Step 9 (Optional)Ifyouenteredyes,thenenterthemanagementinterfaceintheADDVIRTUALNETWORKADAPTERS screen. ThemanagementinterfacecanbeeitheranEthernetport(bondedornot)oraVLAN.ForaVLAN,usethefollowing format: interface.vlan_id Forexample,bond0.300oreth0.300 Step 10 (Optional)AddvirtualadaptersforeachoftheinterfacesintheADDVIRTUALNETWORKADAPTERSscreen. Ifyoucreatedabondedportintheprevioussteps,thenthatbondedportwillbedisplayedinthisscreen.Navigatetothe bondedportdisplayedonthescreenusingtheTabkeyonyourkeyboard.ProceedtoconfigureoneormoreVLANson thebondedport. Ifyoudidnotcreateabondedportintheprevioussteps,theneachEachEthernetportdiscoveredbytheconfiguration wizardwillbedisplayedinthisscreen.NavigatetotheEthernetportsdisplayedonthescreenusingtheTabkeyonyour keyboard.ProceedtoconfigureoneormoreVLANsontheseEthernetports. Note YoucanuseacommaseparatedlistofVLANs(forexample,100,200,300)forthisstep.TheVLANrangeis limited(1-1001,1005-4094).ThesameVLANcannotbeusedonmultipleinterfaces.Upto5VLANscanbe configuredperCiscoAPIC-EMcluster. Clicknext>>toproceed. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 8 Configuring Cisco APIC-EM in Multi-Host Mode Configuring Cisco APIC-EM as a Single Host Using the Wizard Step 11 EnterconfigurationvaluesfortheNETWORKADAPTER#1onthehost. Theconfigurationwizarddiscoversandpromptsyoutoconfirmvaluesforthenetworkadapteroradaptersonyourhost. Forexample,ifyourhosthasthreenetworkadaptersyouarepromptedtoconfirmconfigurationvaluesfornetwork adapter#1(eth0),networkadapter#2(eth1),andnetworkadapter#3(eth2)respectively. Note Thestepheaderchangestoreflectyourpriorconfigurationselections.Forexample,ifyouconfiguredabonded NIC,thentheheaderwilldisplayNETWORKADAPTER#1(bond0),ifyouconfiguredthisbondedNICas themanagementinterface,thentheheaderwilldisplayNETWORKADAPTER#1(bond0)MANAGEMENT INT,andsoforth. Important Theprimaryinterfaceforthecontrolleriseth0anditisbestpracticetoensurethatthisinterfaceismade highlyavailable. OnCiscoUCSservers,theNIClabeledwithnumber1wouldbethephysicalNIC.TheNIClabeledwiththenumber2 wouldbeeth1. HostIPaddress EnterthehostIPaddresstouseforthenetworkadapter. ThishostIPaddress(andnetworkadapter)connectstothe externalnetworkornetworks. Theseexternalnetwork(s)consistsofthenetworkdevices, NTPservers,aswellasprovidingaccesstothenorthbound RESTAPIs.Theexternalnetwork(s)alsoprovidesaccess tothecontrollerGUI. Note Theconfigurationwizardvalidatesthevalue enteredandissuesanerrormessageifincorrect. IfyoureceiveanerrormessageforthehostIP address,thenchecktoensurethateth0(ethernet interface)isconnectedtothecorrectnetwork adapter. VirtualIP (Optional)EnteravirtualIPaddresstouseforthisnetwork adapter.YoushouldonlyconfigureavirtualIPaddress,if youaresettingupamulti-hostdeployment. Note ForadditionalinformationaboutvirtualIP,see Multi-HostDeploymentVirtualIP Netmask Enterthenetmaskforthenetworkadapter'sIPaddress. DefaultGatewayIPaddress EnteradefaultgatewayIPaddresstouseforthenetwork adapter. Note Ifnootherroutesmatchthetraffic,trafficwillbe routedthroughthisIPaddress. DNSServers EntertheDNSserverorserversIPaddresses(separated byspaces)forthenetworkadapter. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 9 Configuring Cisco APIC-EM in Multi-Host Mode Configuring Cisco APIC-EM as a Single Host Using the Wizard StaticRoutes Ifrequiredforyournetwork,enteraspaceseparatedlist ofstaticroutesinthisformat: <network>/<netmask>/<gateway> Staticroutes,whichdefineexplicitpathsbetweentwo routers,cannotbeautomaticallyupdated;youmust manuallyreconfigurestaticrouteswhennetworkchanges occur.Youshouldusestaticroutesinenvironmentswhere networktrafficispredictableandwherethenetworkdesign issimple.Youshouldnotusestaticroutesinlarge, constantlychangingnetworksbecausestaticroutescannot reacttonetworkchanges. Oncesatisfiedwiththecontrollernetworkadaptersettings,enternext>>toproceed.Afterenteringnext>>,the configurationwizardproceedstovalidatethevaluesyouentered.Aftervalidationandifyourhosthastwonetwork adapters,youarepromptedtoentervaluesforNETWORKADAPTER#2(eth1).Ifyourhosthasthreenetwork adapters,youarepromptedtoentervaluesforNETWORKADAPTER#2(eth1)andNETWORKADAPTER#3 (eth2).Ifyoudonothaveanyadditionalnetworkadaptersorifyoudonothavemorethanonenon-routablenetwork, thenproceeddirectlytothenextstep. Step 12 Ifthecontrollerisbeingdeployedinyournetworkbehindaproxyserverandthecontroller'saccesstotheInternetis throughthisproxyserver,thenenterconfigurationvaluesfortheHTTPSPROXY. Note IfthereisnoproxyserverbetweenthecontrollerandaccesstotheInternet,thenthisstepwillnotappear.Instead, youwillbepromptedtoentervaluesforCLOUDCONNECTIVITY.Additionally,iftheHTTPSPROXY stepappearsbecausetheGatewayisunreachableforashortperiodoftimeduetonetworkdelay,thenyoucan chooseNextandskipbacktotheHTTPSPROXYstep. HTTPSProxy Entertheprotocol(HTTPorHTTPS),IPaddress,andport numberoftheproxy. Forexample,enterhttps://209.165.200.11:3128 HTTPSProxyUsername Entertheusername,ifauthenticationisrequiredforthe proxy. HTTPSProxyPassword Enterthepassword,ifauthenticationisrequiredforthe proxy. AfterconfiguringtheHTTPSPROXY,enternext>>toproceed.Afterenteringnext>>,youarethenpromptedtoenter valuesforCLOUDCONNECTIVITY. Step 13 EnterconfigurationvaluesforCLOUDCONNECTIVITY. Cisco Application Policy Infrastructure Controller Enterprise Module Installation Guide, Release 1.5.x 10
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