| .. _internet: | 
 |  | 
 | ****************************** | 
 | Internet Protocols and Support | 
 | ****************************** | 
 |  | 
 | .. index:: | 
 |    single: WWW | 
 |    single: Internet | 
 |    single: World Wide Web | 
 |  | 
 | .. index:: module: socket | 
 |  | 
 | The modules described in this chapter implement Internet protocols and  support | 
 | for related technology.  They are all implemented in Python. Most of these | 
 | modules require the presence of the system-dependent module :mod:`socket`, which | 
 | is currently supported on most popular platforms.  Here is an overview: | 
 |  | 
 |  | 
 | .. toctree:: | 
 |  | 
 |    webbrowser.rst | 
 |    cgi.rst | 
 |    cgitb.rst | 
 |    wsgiref.rst | 
 |    urllib.request.rst | 
 |    urllib.parse.rst | 
 |    urllib.error.rst | 
 |    urllib.robotparser.rst | 
 |    http.client.rst | 
 |    ftplib.rst | 
 |    poplib.rst | 
 |    imaplib.rst | 
 |    nntplib.rst | 
 |    smtplib.rst | 
 |    smtpd.rst | 
 |    telnetlib.rst | 
 |    uuid.rst | 
 |    socketserver.rst | 
 |    http.server.rst | 
 |    http.cookies.rst | 
 |    http.cookiejar.rst | 
 |    xmlrpc.client.rst | 
 |    xmlrpc.server.rst |