Become superuser or a user assigned to the DHCP Management profile .
Type a command of the following format:
# dhtadm -M -m macroname -e 'option=value:option=value' |
For example, to change the lease time and the Universal Time Offset in macro bluenote, type the following command:
# dhtadm -M -m bluenote -e 'LeaseTim=43200:UTCOffst=28800'