I did not know this, but if it's in file.txt, it will be easier especially
with 100+ computers.
And it will be much easier to have the option to change ARP entry without
the need of reboot.
>If you're trying to make the static arp assignment stick across reboots
then you need to add a line to your config file >thus:
> <shellcmd>arp -s [ip.address] [mac:address]</shellcmd>
> Examples here:
Instructions on using <shellcmd> here: