From Snom ONE wiki
pbxnsipsupport has now closed
pbxnsip is pleased to announce we are now part of snom
A new range of products is now available under the brand name of snom ONE
The snom ONE comes in three editions, snom ONE free (up to 10 extensions), snom ONE yellow (up to 20 extensions) and snom ONE blue (unlimited extensions and multi tenant up to 5 companies).
Please see http://www.snom.com/products/ip-pbx/snom-one/ for more details.
For support please visit http://support.snom.com (when asked for a MAC Address please enter 000413000000)