ms-be2016 through ms-be2021 have been ordered via https://rt.wikimedia.org/Ticket/Display.html?id=9624.
When these arrive (ETA 2015-10-20), they'll need to be racked and setup. Please receive in the order and attach the packing slip to the RT ticket.
ms-be2016 : a2
ms-be2017 : a7
ms-be2018 : b2
ms-be2019 : b7
ms-be2020 : c2
ms-be2021 : c7
All 6 systems will need their mgmt interfaces & bios setup, as well as mgmt dns entries generated.