Tag Archives: cisco vlan dhcp server

DHCP Snooping

By | March 29, 2020

DHCP snooping acts like a firewall between DHCP servers and un-trusted host/ports. It validates the DHCP messages received from un-trusted ports and filter out the invalid messages. Un-trusted ports are all host ports in a VLAN. which is configure for DHCP snooping. Trusted ports are ports connected to router, switch and server. DHCP snooping creates… Read More »