To delete the current value of the specified option for the specified reservation in the current scope DHCP server. Syntax: ...

To delete the current value of the specified option for the specified reservation  in the current scope DHCP server.     Syntax:               delete reservedoptionvalue   [vendor=VendorClass]            [user=UserClass]     Parameters:            ReservedIp     - IPv6 Address of the reservation whose option value                           we need to delete.            OptCode        - ID of the Global option whose value is to be                           deleted.            UserClass      - The user class name with which the option is                             associated. Tag user= must be provided. The                           default is the global UserName set by using                           Set userclass. This is valid for Windows Server 2008.           VendorClass    - The vendor class name with which the option                           is associated. Tag vendor= must be                           provided. The default is the global                           VendorName set by using Set                           vendorclass. This is valid for Windows Server 2008.    Notes:         For parameters,  indicate a required                 parameter and [braces] an optional parameter.    Example:       delete optionvalue 3ffe::78 18                    This command deletes the current value of the option type with code 18                 corresponding to the reservation for the address 3ffe::78.