Windows NT 4.0 1-9Windows NT 4.0 TCP/IP is the main protocol used to transfer data via the Internet. To useTCP/IP with Windows NT 4.0, you must connect to your ISP using a PPP orSLIP connectionEach ISP has different requirements. Before using this chapter toconfigure Windows NT 4.0 to access your ISP, contact your ISP todetermine if they have special instructions for Windows NT 4.0 usersCAUTION: Before you use these procedures, contact your ISP todetermine if they have any special requirements.What you need Before you begin, obtain the following information: Does your ISP have a SLIP or PPP account? Your ISP’s telephone number Does your ISP supply a static or dynamic IP address? Your ISP's primary and secondary DNS servers INF file for Windows NTConfiguring YourmodemSince Windows NT is not Plug and Play compliant, it is necessary to installthe modem in Modem Properties.For you to Use this connectionUse a dial-up connection to connect over theInternet.SLIP only allows you to connect using IP anddoes not allow for server assigned IP addressesor server assigned name server addresses.Serial Line Internet Protocol (SLIP)Use a dial-up connection to connect over theInternet.PPP allows you to connect using IPX, TCP/IP,Netbeui, and other protocols. PPP is a morerecent development than SLIP and hasbecome the standard way of connecting tothe Internet.Point-to-Point Protocol (PPP)