Nickapedia- abstract your problems away -

Certain user may encounter issues with PXE/iPXE and Razor with specific broadcom networking cards.

There is an alternate way to configure DHCP for Razor and I have created a Wiki page on the Razor project to walk your through setting it up.

Go here to read the page: https://github.com/puppetlabs/Razor/wiki/Alternate-Pre-boot-Options-for-Compatibility

.nick