# ARP, RARP and DHCP

Subject: Computer Networks

Exam: M2

Reader: https://deep-learning-study-room.vercel.app/cn/#m2/read/mapping

Canonical: https://deep-learning-study-room.vercel.app/read/cn/m2/read-chapter/mapping/

Unit 4 · address mapping and configuration

1. [ARP: find the local next-hop MAC address](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--arp/)
2. [ARP decision · example 1](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--next-hop-1/)
3. [ARP decision · example 2](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--next-hop-2/)
4. [ARP decision · example 3](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--next-hop-3/)
5. [RARP: the reverse historical mapping](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--rarp/)
6. [DHCP: automatic configuration through DORA](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--dhcp/)
7. [DHCP leases, renewal and a relay](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--lease/)
8. [DHCP timer example 1](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--lease-1/)
9. [DHCP timer example 2](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--lease-2/)
10. [DHCP timer example 3](https://deep-learning-study-room.vercel.app/read/cn/m2/read/mapping--lease-3/)