italk(IT)

DHCP server can distribute static IP address to client by using MAC address device but static IP should not duplicate with IP pool on DHCP server. This feature may help you for easy to manage IP address in your organization. Step as Video 

When you enable feature captive portal that force client must authenticate before access to the internet but you want to exempt some client such as VIP, Admin, Board, President. You can exempt captive portal for them by add MAC address device to captive portal configuration Step as Video