What is DHCP? How does it actually work? This video shows you practical examples of DHCP in real time and includes Wireshark captures showing you actual DHCP messages.

Menu:
Introduction and basic terms: 00:014
iPhone DHCP Client explanation: 03:46
Lab and DHCP server configuration: 07:54
Cool Wireshark Flow Graph: 15:15
Wireshark deep dive: 17:23
Cisco router output: 22:25
Linux client and Wireshark coolness: 23:07

This video also discusses the difference between static and dynamic IP addresses.

DHCP messages:
DHCPDiscover – Sent by client. Discover / find DHCP servers on the network.
DHCPOffer – Sent by server. Offering an IP address and other parameters for the client to use.
DHCPRequest – Sent by client. The client requests the address that was offered by the server.
DHCPACK – Sent by Server to acknowledge client. Contains information like IP address, lease time, default-gateway and other information.

#dhcp #dhcpserver #dhcpexplained