Switching, layering

What is an Endpoint or Host?

• A unit of data transmission

• A machine running user application

• A physical communication channel

• A collection of interconnected machines

What is a Packet?

• A unique name given to a machine

• A machine that processes packets

• A unit of data transmission

• A physical communication channel

What is a Link?

• A machine running user application

• A unit of data transmission

• A physical communication channel

• A unique name given to a machine

What is a Router?

• A machine that processes packets

• A collection of interconnected machines

• A unique name given to a machine

• A unit of data transmission

What is a Network?

• A unique name given to a machine

• A collection of interconnected machines

• A machine running user application

• A physical communication channel

What is an Address?

• A unit of data transmission

• A machine that processes packets

• A unique name given to a machine

• A physical communication channel

What is one of the main topics covered in today's lecture?

• The history of the Internet

• How Internet communication works

• Internet security protocols

• Social media trends

Which aspect of Internet communication involves understanding how data is moved between links?

• Links

• Endpoints

• Routers

• Servers

What is a key focus when diving deeper into Internet communication?

• Designing websites

• Understanding physical communication links

• Creating mobile apps

• Developing software

What is another topic mentioned in the lecture besides Internet communication?

• Internet history

• How to measure the Internet

• Cybersecurity

• Cloud computing