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ID:37496952
大小:4.17 MB
页数:39页
时间:2019-05-12
《网络虚拟化的变革思科》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、网络虚拟化的变革思科系统(中国)网络技术有限公司Agenda链路的虚拟化设备的虚拟化服务的虚拟化全面的虚拟化总结司空见惯的虚拟化EthenetportchanelMultilinkpppHSRP/GLBPLocalAccessLoop=64kbpsDLCI:400PVCDLCI:500DLCI:200DLCI:100PVCFrame-relay/ATM---SVC/PVCVirtualizedInterconnectL3VPNs–MPLSVPNs,GRE,VRF-Lite,MPLSservicesoverGRE,VNETs*L2VPNs-AToM,Unif
2、iedI/O,VLANtrunks,OTV*虚拟链路(ipsec/ssl-vpn)实现远程用户安全接入总部SITE-SITEVPN业务伙伴ExtranetVPN到业务伙伴的WAN扩展新应用新的业务模型远程办公室IntranetVPN低的成本,通道连接,丰富的VPN服务新应用,省钱家庭办公移动用户POPPOP远程访问VPN安全,可扩展,加密的通道省钱,简单VPN路由器ISRVPN路由器ISRVPN软件VPN软件思科ASA5500作为EASY-VPNSERVERSITE-SITEVPNEASYVPNEASYVPNAAA认证服务器ACSGRE---VPDNSto
3、rageIPCLANProcessorMemoryI/OI/OI/OStorageIPCLANI/OSubsystemProcessorMemoryFCoE数据中心网络融合:IP,SAN,HPCUnifiedFabricUnifiedFabricandI/O存储网络管理网络后台网络前端网络网络备份Agenda链路的虚拟化设备的虚拟化服务的虚拟化全面的虚拟化总结VLAN---TRUNKVLANTagaddedbyincomingportVLANTagstrippedbyforwardingport802.1QVLANidentifier路径隔离:routerv
4、rf(VirtualRouting/Forwarding)设备虚拟化ControlPlaneVirtualizationDataPlaneVirtualizationManagementVirtualization数据路径虚拟化Single-hopMulti-hop802.1qDLCIVPI/VCIPW,VFITags/circuitsTags/circuitsvlanvlanBranchBlueVRFGreenVRFRedVRFBranchBlueVRFGreenVRFRedVRFBranchBlueVRFGreenVRFRedVRFBranchBlueV
5、RFGreenVRFRedVRFNetworkVirtualization-ExtensionServersMainframeWANWhichVirtualizationTechnologyForExtending:L2?L3?CampusandDataCenterVirtualSANs(VSANs)-将lan的概念移植到存储EliminatescostsassociatedwithseparatephysicalfabricsthroughconsolidationAllowspartitioningofindividualswitchesand/orfa
6、bricsOverlayisolatedvirtualfabricsonsamephysicalinfrastructureVSANscontainzonesandseparatefabricservicesAvailabilityFaultisolation—isolatevirtualfabricsfromfabric-widefaults/reconfigurationsScalabilityReplicatedfabricservicesperVSANSecurityCompletehardwareisolationbetweenvirtualSAN
7、Department/Customer‘A’SharedStorageDepartment/Customer‘B’VSAN-EnabledFabricMgmtVSANMDS9222iInter-VSANRouting(IVR)SharingResourcesAcrossVSANsAllowssharingofcentralizedresourcessuchastapeanddisksacrossVSANs—withoutmergingseparatefabricsProvideshighfabricresiliencyandVSAN-basedma
8、nageabilityDistributed,sca
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