February 2016
Beginner
912 pages
20h 9m
English
Content preview from Networking All-in-One For Dummies
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Chapter 4
Using DHCP
In This Chapter
Discovering the basics of DHCP
Exploring scopes
Configuring a DHCP server
Setting up a DHCP client
Every host on a Transmission Control Protocol/Internet Protocol (TCP/IP) network must have a unique IP address. Each host must be properly configured so that it knows its IP address. When a new host comes online, it must be assigned an IP address that’s within the correct range of addresses for the subnet but not already in use. Although you can manually assign IP addresses to each computer on your network, that task quickly becomes overwhelming if the network has more than a few computers.
That’s where DHCP — Dynamic Host Configuration Protocol — comes into play. DHCP automatically configures the IP address for every host on a network, thus assuring that each host has a valid, unique IP address. DHCP even automatically reconfigures IP addresses as hosts come and go. As you can imagine, DHCP can save a network administrator many hours of tedious configuration work.
In this chapter, you discover the ins and outs of DHCP: what it is, how it works, ...
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