Socket

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Finding the Port Number■ In Chapter 1, you learned that there's a list of well-knownserver port numbers.■ Most operating systems will ship with a version of thatlist, which you can query.■ To query the list, you need two parameters: a protocolname and a port name.■ port name is a string such as http that can be convertedinto a port number.Try it out !Creating socket... done.Looking up port number... done.Connecting to remote host on port 80... done.
Source Codeimport socketprint "Creating socket...",s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)print "done."print "Connecting to remote host on port %d..." % port,s.connect(("www.google.com", port))print "done.“print "Looking up port number...",port = socket.getservbyname('http', 'tcp')print "done."Explain !
Page 1 and 2: Pemrograman JaringanNetwork ClientP
Page 3 and 4: Course Contents1Understanding Socke
Page 5 and 6: LayersApplicationTransportHTTPFTPSM
Page 7 and 8: System Calls● open()● read()●
Page 9: Source Codeimport socketprint "Crea
Page 13 and 14: Source Codeimport socketprint "Crea
Page 15 and 16: Handling Errors■ There are so man
Page 17 and 18: Source Codeimport socket, syshost =
Page 19 and 20: Socket Exceptions (Python)■ Pytho
Page 21 and 22: Errors with File-like Objects■ it
Page 23 and 24: Using User Datagram Protocol■ Cre
Page 25 and 26: Summary■ When communicating over

Socket

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