Cloudstack 网络架构.pptx

CloudStack Networking;Outline;Feature overview;Basic vs Advanced Networking;CloudStack Terminology ;;L2 Features;L3 Features;L4 Features;L7 features;;…;;;;Layer-2 Guest Virtual Network;Other Topologies;Other topologies;Multi-tier network;VM;VM;Multi-tier unified [vision];Multi-tier unified with SDN[vision];Cloud provider defines the feature set for guest networks Toggle features or service levels Security groups on/off Load balancer on/off Load balancer software/hardware VPN, firewall, port forwarding User chooses network offering when creating network Enables upgrade between network offerings Default offerings built-in For classic CloudStack networking; ;CloudStack Network Service Providers;Adding an Additional Network Offerings;Network Service Providers Matrix;CloudStack User APIs [sample];Adding a Shared Guest Network;Adding a Shared Guest Network;Editing Guest Networks;Restarting the network will simply resend all the LB, Firewall and Port-Forwarding rules to the network provider Restarting the Network with ??Clean up”: restarting network elements - virtual routers, DHCP servers If virtual router is used, it will be destroyed and recreated Reapplying all public IPs to the network provider Reapplying load-Balancing/Port-Forwarding/Firewall rules;An Isolated Guest Network can only be deleted if no VMs are using these network (e.g. Completely destroyed and expunged) Deleting a Network will Destroy the Virtual Router (if used) and will release the Public IPs back to the IP Pool;Extending CloudStack Networking ;CloudStack Virtual Router (Virtual Router);CloudStack Virtual Router;Virtual Router Information (applies to all Sys. VMs)