Target Group

• Service Technician

Theoretical and practical contents

• OSI layers 4:
      • Functions of the OSI layer 4
      • Transmission control protocol
      • Connection-orientated protocol
      • Connection structure
      • Flow control with sequence numbers
      • Ports
      • Known ports
      • TCP header
      • Sockets
      • User datagram protocol
      • UDP header
      • TCP and UDP

• OSI layers 5 to 7:
      • Functions OSI layers 5 to 7
      • Access to the network
      • Applications and services
      • Internet protocols
      • Email messaging protocols

After this training you will be able to…

• After completing this course ...
      • you will know that layer 4 works with the TCP and UDP protocols,
      • you will know the difference between a secure and unsecure protocol,
      • you will know the different ports which TCP and UDP work with,
      • you will know that layer 7 is the application layer, responsible for communication between the applications and services in the transport layer,
      • you will know the different internet and email messaging protocols which the application layer works with.