Lecture TCP-IP protocol suite - Chapter 30: Private networks, virtual private networks, and network address translation

Upon completion you will be able to: Understand the difference between an internet and an extranet, understand private, hybrid, and virtual private networks, understand how VPN can guarantee privacy, understand the mechanism of NAT.
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Lecture TCP-IP protocol suite - Chapter 30: Private networks, virtual private networks, and network address translation Chapter30 PrivateNetworks, VirtualPrivateNetworks, and NetworkAddress TranslationMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000 CONTENTS •PRIVATENETWORKS •VIRTUALPRIVATENETWORKS(VPN) •NETWORKADDRESSRESOLUTION(NAT)McGrawHill ©TheMcGrawHillCompanies,Inc.,2000 30.1 PRIVATE NETWORKSMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000 30.2 VIRTUAL PRIVATE NETWORKS (VPN)McGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure301 PrivatenetworkMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure302 HybridnetworkMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure303 VirtualprivatenetworkMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure304 TunnelingMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure305 AddressinginaVPNMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000 30.3 NETWORK ADDRESS TRANSLATION (NAT)McGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure306 NATMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure307 AddresstranslationMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure308 TranslationMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000Figure309 AnISPandNATMcGrawHill ©TheMcGrawHillCompanies,Inc.,2000