Networking

#learning

What are digital networks and why do they exist?

Students understand:

• definitions of a network and the x3 types of network (LAN, MAN and WAN).
• the x2 network node relationship models (p2p and client server)
• the advantages and drawbacks of networks

#learning

How can we create a protocol to send a simple message?

Students understand:

• what a protocol is and how they can send a message between two people
• how a protocol must be agreed between both sender and receiver to work
• how to evaluation the effectiveness of ideas and improve upon them

#learning

How can we send data around the world?

Students understand:

• what a protocol is and how they are useful
• how a data packet is sent over a digital switched network
• what protocols are used to send data packets and the differences between them
• what the OSI layer model is and why it exists

#learning

What effects the performance of a network?

Students understand:

• that network performance can be affected
• what affects performance
• how to increase network performance

#learning

What happens when we request a web page?

Students understand:

• the protocols used in a web request
• how a data packet is sent over a digital switched network
• the journey of what happens when a link is clicked in a web browser

#learning

What threats can be found on digital networks?

Students understand:

• types of network threat that exist
• types of counter measures
• network policies and how they can protect a network

Example network policies