Features of a good web server:

FTP (File Transfer Protocol)
What Is Search Engine?
WWW (World Wide Web)
Over loading In Web Server?
Common features Of web Servers
1) Create one or more websites.
2) Configure log file settings, including where the log files are saved, what data to include on the log files etc.
3) Configure website/directory security.
4) Create an FTP site. An FTP site allows users to transfer files to and from the site.
5) Create virtual directories, and map them to physical directories
6) Configure/nominate custom error pages. This allows you to build and display user friendly error messages on your website.
7) Specify default documents.