The size of the machine you dedicate to this purpose should be in direct proportion to the number of visits it must be able to handle. A Web server at your home or office uses up bandwidth in your connection to the Internet. While you are working from home over an ISDN connection, that connection belongs entirely to you. If bandwidth is already at a premium at your location, having a Web site will only use up more scarce bandwidth. A Brief Overview You can host a Web site on just about any computer you wish.
Server software is available for just about every computer and operating system out there.
Don't expect to be able to support lots of visitors. Shared Web Service. Your site is located on the ISP's shared Web server. Dedicated Web Server. Dedicated NT or UNIX system located at the ISP's facility, owned by the customer.