The syntax in Step 5- is incorrect and incomplete.My suggested syntax is:5.- Enable DHCP-RELAYinterface vlan 666ip dhcp-relayexitip dhcp-relay fwd-path 192.168.69.1 1.1.1.1ip dhcp-relay fwd-path 192.168.91.1 1.1.1.1 enable# next line is optionalip dh...