What is the purpose of an IP tunnel?

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2. What is a layer 1 switch?
3. What are tunnel interfaces?
4. What is EtherType 0x8100?
5. What is tunneling IP?
6. What is IP tunnel in mikrotik?
7. What is VLAN tagging and trunking?
8. What is Vxlan encapsulation?
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Tags

1. #tunnel
2. #internet
3. #network
4. #packets
5. #transport
6. #protocol
7. #another
8. #networks
9. #communications
10. #encapsulation
11. #channel
12. #between