Why do we need DHCP relay agent?

Related questions

1. What is DNS DHCP basic concept?
2. What is IGMP snooping querier?
3. What is Option 150 and Option 66 in DHCP?
4. What is DHCP and why is it important?
5. What is a helper address DHCP?
6. What does IP Helper do?
7. Why do IP addresses change?
8. Who assigns an IP address?
9. How are public IP addresses assigned?
10. What can someone do with my IP address?

Tags

1. #client
2. #agent
3. #physical
4. #using
5. #replies
6. #clients
7. #forward
8. #obtain
9. #internet
10. #subnet
11. #forwards
12. #servers
13. #requests
14. #agents
15. #parameters
16. #configuration
17. #address
18. #relay
19. #between
20. #packets