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1、CiscoSite-to-SiteVPNTechnologiesComparisonAt-A-GlanceCiscoSystems®providesthemostfeature-richandflexibletraffic,suchasvoiceandclient-serverapplications,withoutandthenewGroupEncryptedTransportVPN(GET-VPN).Eachsite-to-siteVPNsolutionsintheindustry.Cisco®site-to-sitecompromi
2、singcommunicationsquality.ThesesolutionsarebuilttechnologyhasitbenefitsandiscustomizedtomeetspecificVPNsolutionsintegrateadvancednetworkintelligenceandonfiveunderlyingVPNtechnologies:DynamicMultipointVPNdeploymentrequirements.Followingisacomparisonoftheroutingtodeliverrel
3、iabletransportforcomplexmission-critical(DMVPN),EasyVPN,GREtunneling,standardIPSecurity(IPsec),technologiesandguidanceonwhentousethem.CiscoGET-VPNCiscoDMVPNCiscoGRE-BasedVPNCiscoEasyVPNStandardIPsecVPNTunnel-lessVPNTunnel-basedVPNCustomer•Simplifiesencryptionintegrationon
4、IPandMultiprotocol•Simplifiesencryptionconfigura-•Enablestransportof•SimplifiesIPsecandremote-site•ProvidesencryptionBenefitsLabelSwitching(MPLS)WANstionandmanagementforpoint-multicastandroutingtrafficdevicemanagementthroughdynamicbetweensites•Simplifiesencryptionmanageme
5、ntthroughuseof“groupto-pointGREtunnelsacrossanIPsecVPNconfigurationpolicy-push•SupportsQoSkeying”insteadofpoint-to-pointkeypairs•Provideson-demandspoke-to-•Supportsnon-IPprotocols•SupportsQoS•Enablesscalableandmanageableany-to-anyspoketunnels•SupportsQoSconnectivitybetwee
6、nsites•SupportsQoS,multicast,and•Supportsqualityofservice(QoS),multicast,androutingroutingWhentouse•AddsencryptiontoMPLSorIPWANswhilepreserving•Simplifiesconfigurationforhub-•Usewhenroutingmustbe•UsewhensimplifyingoverallVPN•Usewhenmultivendorany-to-anyconnectivityandand-
7、spokeVPNswhilesupport-supportedacrosstheVPN•configurationandmanagementisinteroperabilityis•networkingfeaturesingrouting,QoS,andmulticast•Useforsamefunctionsas•theprimarygoal,butonlylimitedrequired•Offersscalable,full-timemeshingforIPsecVPNs•Provideslow-scale,on-demandhub-
8、and-spokeDMVPN,networkingfeaturesarerequiredmeshingbutitrequiresmore•Enablesparticipationofsmall
