Data Communication, week 5 was unfortunately a  missed class for me due to illness. A summary of the lecture on Network and Transport layers are as follows:

  • TCP/IP!

TCP segment (source: week 5 lecture notes)
  • Review of three-way handshake conducted by TCP
  • User Datagram Protocol [UDP]
  • IP packet contents:

IP Packet (source: week 5 lecture notes)
  • Addresses and subnets
  • MAC addresses
  • Address resolution ARP
  • DNS processes