DHCP clear commands for 7210 SAS-K 2F6C4T and 7210 SAS-K 3SFP+ 8C

clear
    - router
        - dhcp
            - local-dhcp-server server-name
            - declined-addresses ip-address[/mask]
            - declined-addresses pool pool-name
            - leases ip-address[/mask] [state]
            - leases all [state]
            - server-stats
        - statistics [ip-int-name | ip-address]