从数据中心到云端：将网络架构转换为 AWS.pdf

1、 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.N E T 2 0 9From data center to the cloud:Translating network architecture to AWSCatalin BorsanSolutions Architect ManagerAmazon Web ServicesEnrico LiguoriTechnical A

2、ccount ManagerAmazon Web Services 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Traditional vs Cloud network architectureHardware procurement cycles(weeks/months)Physical rack space limitationsPower and cooling requirementsLimited port density and VLAN exhaustionHigh capital and

3、 ongoing operational expenditureOver-provisioning requirementsManual configuration managementFirmware updates and patchesHardware failure recoveryCapacity planning challengesDeploymentScalabilityOperations 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Traditional vs Cloud networ

4、k architectureAPI-driven provisioning(minutes)Global infrastructure available on-demandElastic capacity that scales with demandNo physical port or VLAN limitationsPay-per-use model eliminates over-provisioningSoftware-defined networking and automationInfrastructure as Code for configuration manageme

5、ntCapacity scales automatically with workloadDeploymentScalabilityOperations 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Amazon VPC:Network segmentationTraditional datacenterVirtual Routing and Forwarding(VRFs)and Virtual LANs(VLANs)for network segmentation Complexity of route

6、 leaking between VRFsLimited by hardware resourcesAmazon VPCSoftware-defined network isolationElastic scaling(16M IPs per VPC)VPC Peering&Transit GatewayNo hardware limitationsCorporate data centerVLAN1VLAN2VLAN3Virtual private cloud(VPC)Private subnetPrivate subnetPrivate subnet 2025,Amazon Web Ser