What are first hop redundancy protocols?

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Tags

1. #which
2. #redundancy
3. #provide
4. #designed
5. #protect
6. #default
7. #address
8. #router
9. #within
10. #routers
11. #usually
12. #active
13. #allowing
14. #subnetwork
15. #gateway
16. #first
17. #event
18. #backup
19. #networking
20. #protocol
21. #failure
22. #computer