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Chapter 3

Chapter 3. Dynamic Host Control Protocol. Objectives. Address Assignment Process Configuration Lab Demo. Address Assignment Process. Ack. Request. Offer. Discover. Understanding Address Leases. What is an address lease ? How long a client can keep a lease Default : 6 or 8 days

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Chapter 3

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  1. Chapter 3 Dynamic Host Control Protocol Lecturer : Ms.Trần Thị Ngọc Hoa

  2. Objectives • Address Assignment Process • Configuration • Lab Demo Lecturer : Ms.Trần Thị Ngọc Hoa

  3. Address Assignment Process Ack Request Offer Discover Lecturer : Ms.Trần Thị Ngọc Hoa

  4. Understanding Address Leases • What is an address lease ? • How long a client can keep a lease • Default : 6 or 8 days • 50 % < lease <87.5% • Client shut down normally • Administrator execute IPCONFIG /RELEASE command • DHCP server will not assign the address to a different client until the lease expires. • A shorter lease period is better – dynamic network - wireless Lecturer : Ms.Trần Thị Ngọc Hoa

  5. 10.0.0.0/24 192.168.1.0/24 DHCP Understand DHCP Scope • What is a DHCP Scope ? • A range of IP addresses • One scope – One subnet • SupperScope Lecturer : Ms.Trần Thị Ngọc Hoa

  6. Understand DHCP Options • What is DHCP option ? • Additional configuration parameters • > 60 standard options • Common options • 003 Router • 006 DNS Server • 044 WINS Server • 051 Lease Lecturer : Ms.Trần Thị Ngọc Hoa

  7. Understand DHCP Options • Server level • Scope level • Reservation Level Lecturer : Ms.Trần Thị Ngọc Hoa

  8. Lab Demo • DNS Server : • FQDN : svr.cse.edu.vn • IP Address : 10.0.0.1/24 • DHCP Server : • FQDN : svr.cse.edu.vn • IP Address : 10.0.0.1/24 • IP Range : 10.0.0.2 – 10.0.0.22 • Client : • FQDN : client.cse.edu.vn • IP Address : Lecturer : Ms.Trần Thị Ngọc Hoa

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