IntroductionMaster Class 5Internet infrastructures & Technologies :Internet Systems & applications IIJosep Bardallo 2012
230 / 10 / 2012Josep BardalloServices used in Internet (application layer)
330 / 10 / 2012Josep BardalloWeb Server. Definition Webserver: A computer that deliver content in Internet. The primary function of a web server is to deliver web pages on therequest to clients using the Hypertext Transfer Protocol (HTTP).
430 / 10 / 2012Josep BardalloWeb Servers. Elements The Web server includes the hardware, operating system, Webserver software, TCP/IP protocols and site content (Web pages,images and other files). A user agent (web browser), initiates communication by making arequest for a specific resource using HTTP and the server respondswith the content of that resource or an error message if unable to doso. Web servers are not only on Internet. HTTP server software iscommonly built into hardware to provide a control panel forconfiguring the device from any Web browser, or for Intranets.
530 / 10 / 2012Josep BardalloWeb Servers in the world by domain (Oct. 2012)
1730 / 10 / 2012Josep BardalloUser Agent: Operating Systems in Internet
1830 / 10 / 2012Josep BardalloUser Agent: Web Browsers in Internet
1930 / 10 / 2012Josep BardalloUser Agent: Web Browsers in Internet. Trends
2030 / 10 / 2012Josep BardalloUser Agent: Web Browsers in Internet. By Country
2130 / 10 / 2012Josep BardalloSecure Servers (SSL) Secure Sockets layer (SSL) is a form of protocol, used by e-commerce sites, on-line banking and financial services to securecommunications by encrypting the data transmitted between twopoints over Internet When the user enters a site with SSL certificate, they public key ofthe site certificate is received by the browser and used to encryptthe submitted information. The data can only be decrypted with thekey issued to the certificated site, assuring it will be readable onlyby the internet intended recipient.
2230 / 10 / 2012Josep BardalloEmail Electronic mail, or e-mail, is a method of exchanging digitalmessages from an author to one or more recipients
2330 / 10 / 2012Josep BardalloEmail: Elements Email Client, SMTP Server (MTA), POP Server