Networking #4 - Layer 2 - ethernet and intro to TCP-IP

Layer 2

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- What is ethernet?
- List the types of cables. Types of connectors normally associated with ethernet. (normally layer 1)

- Can any other protocols / technologies run using the same cables / connectors?

- What is a MAC address?
- What information can we get from the MAC address itself? (with a little help from google)

- What is a hub? what is a switch?
- What are the fundamental differences between both?
- what is a switching table and what does it contain?

- What is a bridge? how is it similar to hubs and switches?

- Layer 2 Broadcast traffic: (different but very related to L3 broadcast traffic)

Read this:
https://www.juniper.net/documentation/en_US/junos/topics/concept/broadcast-qfx-series-understanding.html

- What is broadcast traffic?
- What is a broadcast storm?
- What is a loop?

- What is STP?
- What is a BPDU?
- What is a root bridge?

- List the types of STP and their characteristics.