Chapter 20. Implementing Security for DHCP Servers
| In this chapter: | |
| Threats to DHCP Servers | 414 |
| Securing DHCP Servers | 416 |
| Best Practices | 419 |
| Additional Information | 421 |
Dynamic Host Configuration Protocol (DHCP) eases the deployment of IP addresses to TCP/IP-based network hosts, including client computers and network devices such as TCP/IP-based print servers. A DHCP client acquires an IP address and related TCP/IP configuration information from a DHCP server.
When you implement DHCP on your network, DHCP clients send out broadcast information to User Datagram Protocol (UDP) port 67, requesting TCP/IP configuration information. DHCP servers listen for the DHCP requests and respond with DHCP configuration information. Technically, four packets are exchanged ...
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