By Juha Holkkola, FusionLayer Group In the late 1990s, the DHCP (Dynamic Host Configuration Protocol) quietly catalyzed a revolution in digital connectivity. Before DHCP was introduced, connecting devices to a network involved manual entry of IP addresses, DNS servers, subnet masks, and gateways. Networks were fragile, prone to errors, and severely limited in scalability. The introduction of DHCP changed everything and became a game-changer for networking.