EXERCISE 12.01.E XERCISE 12.03R EQUESTING A C ERTIFICATE FROM A W EB S...
13. You are network administrator for a new company.Your LAN is connected to the Internetby a single T1 line.You obtain a single public IP address from your ISP.Your firewall servicesare outsourced to the ISP.The LAN includes five Windows XP Professional computers andone Windows Server 2003 computer named Server01. All Windows XP client computers areconfigured to use DHCP to obtain their IP configurations. Server01 is configured as aDHCP server and contains two network adapters.You connect one network adapter to thehardware for the ISP connection and connect the other network adapter to the LAN.Youwant client computers to access the Internet, including browsing the Web and file transfersvia FTP.Which of the following configuration tasks must you complete? A. Install the DNS Server service.B. Install WINS Services.C. Install Routing and Remote Access Services (RRAS).D. Assign the public IP address to the external adapter.A, C, D. Since you have only one external IP address, you must assign it to the inter-face that connects you with the ISP. Only one external address is required. It is alsonecessary to install RRAS to provide a means for NAT for the private IP addresses onthe LAN to map to the external IP address, and to route Internet traffic to the ISP.DNS is required for resolving uniform resource locators (URLs).You may have beenprovided IP addresses for DNS servers by your ISP, which could be used instead ofinstalling your own DNS server, but you would not be able to use DNS for internalhost name resolution.B.WINS is used for NetBIOS name resolution and is not required to access theInternet.