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Table Of Contents
VMware Server User’s Guide
230 VMware, Inc.
Advanced Networking Topics
Thefollowingsectionsdescribeadvancednetworkingtopics.
Selecting IP Addresses on a Host-Only Network or NAT
Configuration
Ahostonlynetworkusesaprivatevirtualnetwork.Thehostandallvirtualmachines
configuredforhostonlynetworkingareconnectedtothenetworkthroughavirtual
switch.TypicallyallthepartiesonthisprivatenetworkusetheTCP/IPprotocolsuite,
althoughothercommunicationprotocolscanbeused.
Anetwork
addresstranslation(NAT)configurationalsosetsupaprivatenetwork,
whichmustbeaTCP/IPnetwork.ThevirtualmachinesconfiguredforNATare
connectedtothatnetworkthroughavirtualswitch.Thehostcomputerisalso
connectedtotheprivatenetworkusedforNATthroughahostvirtualadapter.
Eachvirtual
machineandthehostmustbeassignedaddressesontheprivatenetwork.
ThisistypicallydoneusingtheDHCPserverthatcomeswithVMwareServer.This
serverdoesnotservicevirtual(orphysical)machinesresidingonbridgednetworks.
Addressescanalsobeassignedstaticallyfromapoolofaddressesthat
arenotassigned
bytheDHCPserver.
IfhostonlynetworkingisenabledwhenVMwareServerisinstalled,thenetwork
numbertouseforthevirtualnetworkisautomaticallyselectedasanunusedprivateIP
networknumber.TofindoutwhichnetworkisusedonaWindowshost,select
Programs>
VMwareServer>ManageVirtualNetworksandcheckthesubnetnumber
associatedwiththevirtualnetwork.OnaLinuxhost,runifconfiginaterminal.
ANATconfigurationalsousesanunusedprivatenetworkautomaticallyselectedwhen
youinstallVMwareServer.TofindoutwhichnetworkisusedonaWindows
host,
selectPrograms>VMwareServer>ManageVirtualNetworksandcheckthesubnet
numberassociatedwiththevirtualnetwork.OnaLinuxhost,runifconfigina
terminal.
UsingDHCPtoassignIPaddressesissimplerthanstaticallyassigningthem.Most
Windowsoperatingsystems,forexample,comepreconfiguredtouse
DHCPatboot
time,soWindowsvirtualmachinescanconnecttothenetworkthefirsttimetheyare
booted,withoutadditionalconfiguration.Ifyouwantyourvirtualmachinesto
communicatewitheachotherusingnamesinsteadofIPaddresses,however,youmust
setupanamingconvention,anameserveron
theprivatenetwork,orboth.Inthatcase
itmightbesimplertousestaticIPaddresses.