Table of Contents
DHCP – Managed Configuration of TCP/IP Hosts
Outline
Purpose of DHCP
DHCP functional goals
DHCP functional goals
What does DHCP do?
What does DHCP do?
Design Goals
Design Goals
What can you do with DHCP
What DHCP doesn’t do
What DHCP doesn’t do
Outline
What is DHCP and where does it come from?
IETF standards
Protocol status
Implementation status
DHCP Resources
DHCP Resources
Related work
Outline
Generic Startup, Inc. – GSI
Intranet architecture
TCP/IP addressing
Intranet addressing
DHCP on the GSI intranet
GSI uses DHCP to…
Planning for DHCP
Newly installed computer
Newly installed computer
Relocated computer
Relocated computer
Using DHCP with legacy equipment
Growth – new computers on a subnet
DHCP and new computers
Reusing addresses
Growth – multiple IP networks on a subnet
Multiple IP networks on a subnet
Reconfiguring the server for multiple networks
Growth – changing subnet masks
Passing new subnet masks to clients
Growth – renumbering
Renumbered GSI network
Using DHCP for renumbering
Using DHCP for renumbering
Outline
Server manages client configurations
Address allocation
Leases
Leases
Motivation for leases
Motivation for leases
Address reuse
Address reuse
Address allocation details
Address allocation details
Four ways a client uses DHCP
Obtaining an initial address
Rebooting client
Extending a lease
DHCP options
Configuration with options
Relay agents
Relay agents
Outline
Using multiple servers
Using multiple servers
Strategies for using multiple servers
Lease times and strategies
Lease times and strategies
Changing other configuration parameters
Moving a client to a new location
Moving a client to a new location
Replacing a system
Limitations to DHCP
Coordination among multiple servers
Dynamic DNS
Security/Authentication
Security/Authentication
New options acceptance
IPv6
IPv6
Summary
Summary
PPT Slide
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