Why we need routing in a network?

Related questions

1. Can you see websites visited on WIFI?
2. Can ISP tell if you have a VPN?
3. Can your Internet provider see what you watch on youtube?
4. Can your Internet service provider see what sites you are on?
5. What is a network route?
6. Can a proxy be traced?
7. What is DPI in networking?
8. What does a router use to inform its neighbors about its connections?
9. What is the difference between routing and switching?
10. How do firewalls inspect SSL traffic?

Tags

1. #intended
2. #across
3. #algorithms
4. #destination
5. #toward
6. #basic
7. #packets
8. #securely
9. #networks
10. #computer
11. #between
12. #protocols
13. #functions
14. #carry
15. #routing
16. #routers
17. #doing
18. #select
19. #information
20. #transmit