VMware Workstation 7 Manuale Utente Scaricare il pdf (Pagina 307)

VMware, Inc. 307

Chapter 15 Advanced Virtual Networking

Ifthehostcomputerhasmultiplenetworkadapters,itmightbeintentionally

configuredtouseIPforwarding.Ifthatisthecase,youdonotwanttodisable

forwarding.Toavoidpacketleakage,youmustenableapacketfilteringfacility and

specifythatpacketsfromthehost‐onlynetworkshouldnotbese

ntoutsidethehost

compu

ter.Consultyouroperatingsystemdocumentationfordetailsonhowto

configurepacketfiltering.

Disable Packet Forwarding on Windows Hosts

SystemsusingserverversionsofWindowsoperatingsystemscanforwar dIPpackets

thatarenotaddressedtothem.Bydefault,thesesystemsandWindowsVistaand

Windows7systemshaveIPpacketforwardingdisabled.IPforwardingisnota

problemonWindows XPProfessionalorWindows XPHomeEditionhosts.

Ifyoufindpacketsleakingfromahost‐onlynetw

orkonaWindowshostcomputer,

checkwhetherforwardingwasenabledonthehostmachine.Ifitisenabled,disableit.

To disable packet forwarding on Windows hosts

Dooneofthefollowing:

 StoptheRoutingandRemoteAccessservice:

a ChooseStart>Runandenterservices.mscintheRundialogbox.

bIntheServiceswindowthatappears,disabletheRoutingandRemoteAccess

service.

 UseWindowsAdministrativeToolstodisableroutingandremoteaccess:

aOnaWindows2003Serverhost,chooseStart>Programs>Administrative

Tools>RoutingandRemoteAccess.

Aniconontheleftislabeledwiththehostname.Ifagreendotappearsover

theicon,IPforwardingisturnedon.

oturnoffIPforw

arding,right‐clicktheiconanddisableRoutingand

RemoteAccess.

Areddotappears,indicatingthatIPforwardingisdisabled.

1 2 ... 302 303 304 305 306 307 308 309 310 311 312 ... 511 512

Nessun commento

VMware Workstation 7 Manuale Utente Pagina 307