DHCP Relay Agent Explained in 5 Minutes | Super Easy Tutorial by Praphul Mishra | PM Networking .. Learn DHCP Relay Agent in the simplest way with Praphul Mishra Sir (PM Networking). In many enterprise networks, the DHCP Server is located in a different VLAN or different network. In such cases, DHCP Relay plays a very important role by forwarding DHCP Discover messages to the DHCP server. In this video, you will learn: • What is DHCP Relay Agent? • Why do we use DHCP Relay in enterprise networks