EXERCISE 12.0E XERCISE 12.03R EQUESTING A C ERTIFICATE FROM A W EB S...

1. You have five Windows XP clients on a network with a Windows Server 2003 server.Theserver has an always-on Internet connection with an ISP.What service can you install onthe server to allow the clients to access the Internet, without requiring you to obtainadditional IP addresses from your ISP?A. PPTPB. NATC. DHCPD. DNSB.The Network Address Translation (NAT) service allows multiple clients on a LAN toshare an existing Internet connection through a single IP address.A, C, D. Answer A is incorrect because the Point-to-Point Tunneling Protocol (PPTP)is a VPN protocol. Answer C is incorrect because, although the Dynamic HostConfiguration Protocol (DHCP) is one of the functions provided by the NAT service,it is not a complete solution for sharing an Internet connection. Answer D is incorrectbecause although a Domain Name System (DNS) proxy service is provided by theNAT service, DNS is not a service for sharing Internet connections.