dhcpcmd:

This utility can be used as axillary tool to administrator DHCP servers.
The usage of this tool is as given below :

usage: dhcpcmd <server ip address> <command> [<command parameters>].
commands :
    1. AddIpRange
    2. AddReservedIp
    2. EnumClients
    3. MibCounts
    4. ServerConfig

Commands:

AddIpRange - can be used to add another ip range to an already existing
    scope.

    <parameters> - <scope address> <start ip range> <end ip range>

    Ex : dhcpcmd 127.0.0.1 addiprange 11.101.0.0 11.101.4.1 11.101.4.254

AddReservedIp - can be used to add a reserved ip to an already existing
    scope.

    <parameters> - <scope address> <reserved ip> <hardware string>

    Example: dhcpcmd 127.0.0.1 11.101.0.0 11.101.13.53 08002B30369B

EnumClients - can be used to list out the lease information in different
    format.

    <parameters> - <scope address> [ -v | -h]

    -v - this option will list out detailed lease information.

    -h - this option will list out lease information with hardware info.

    Example : dhcpcmd 127.0.0.1 enumclients 11.101.0.0 -h

MibCounts - displays the current dhcp server statistic information.

ServerConfig - can be used to display current server parameters. Also
    used to set server parameters.

    <parameters> - <config parameter> <value>

    Examples :

        dhcpcmd 127.0.0.1 serverconfig
            - displays current parameters.

        dhcpcmd 127.0.0.1 serverconfig backupinterval 15
            - sets the database backup interval to 15 mins.