Posted inNetwork
Configuring DHCP Relay Agent on Linux: Forwarding IP Assignment Requests Across Multiple Subnets and VLANs
When a network has multiple VLANs, a centralized DHCP server can't assign IPs to clients on other subnets because broadcasts don't cross routers. DHCP Relay Agent solves exactly this problem — this guide covers configuring isc-dhcp-relay on Linux and handling the most common errors.