VMware VSHIELD MANAGER 4.1 - API Manuel d'utilisateur télécharger pdf (Page 11)

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Chapter 1 Introduction to vShield

Protecting Virtual Machines in a Cluster

InFigure 1‐3,vShieldAppinstancesareinstalledoneachESXhostinacluster.Virtualmachinesareprotected

whenmovedviavMotion™orDRSbetweenESXhostsinthecluster.EachvAppsharesandmaintainsstate

ofalltransmissions.

Figure 1-3. vShield App Instances Installed on Each ESX Host in a Cluster

Common Deployments of vShield Edge

YoucanuseavShieldEdgewiththePortGroupIsolationfeaturetoisolateastubnetwork,usingNATtoallow

trafficinandoutofthenetwork.Ifyoudeployinternalstubnetworks,youcanusevShieldEdgetosecure

communicationbetweennetworksbyusingLAN‐to‐LANencryptionvia

VPNtunnels.

vShieldEdgecanbedeployedasaself‐serviceapplicationwithinVMwareCloudDirector.

Common Deployments of vShield App

YoucanusevShieldApptocreatesecurityzoneswithinavDC.YoucanimposefirewallpoliciesonvCenter

containersorSecurityGroups,whicharecustomcontainersyoucancreatebyusingthevShieldManageruser

interface.Container‐basedpoliciesenableyoutocreatemixedtrustzonesclusterswithoutrequiring

an

externalphysicalfirewall.

InadeploymentthatdoesnotusevDCs,useavShieldAppwiththeSecurityGroupsfeaturetocreatetrust

zonesandenforceaccesspolicies.

ServiceProviderAdminscanusevShieldApptoimposebroadfirewallpoliciesacrossallguestvirtual

machinesinaninternalnetwork.Forexample,

youcanimposeafirewallpolicyonthesecondvNICofallguest

virtualmachinesthatallowsthevirtualmachinestoconnecttoastorageserver,butblocksthevirtual

machinesfromaddressinganyothervirtualmachines.

Unprotected Cluster

Protected Cluster

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VMware VSHIELD MANAGER 4.1 - API Manuel d'utilisateur Page 11