Review: –Which protocol is used to move email messages around in the Internet? –Describe how a message is moved from the sender’s UA to the receiver’s.
1 The Web: some jargon r Web page: m consists of “objects” m addressed by a URL r Most Web pages consist of: m base HTML page, and m several referenced.
Web Security
3: Application Protocols: HTTP
1 CSE 524: Lecture 16 Application layer (Part 2).
CSx760 Computer Networks1 HTTP. CSx760 Computer Networks2 The Web: Some Jargon r Web page: m consists of “objects” m addressed by a URL r Most Web pages.
Rensselaer Polytechnic Institute Shivkumar Kalvanaraman, Biplab Sikdar 1 The Web: the http protocol http: hypertext transfer protocol Web’s application.
20-1 Last time □ NAT □ Application layer ♦ Intro ♦ Web / HTTP.
1 Computer Network Application Layer. 2 Creating a network app Write programs that run on different end systems and communicate over a network. e.g.,
DNS
