Most of the stuff you refer to are why a company would restrict phones (in its intranet) to only ones that were 1 vendor and not telco modified to possibly deli

Most of the stuff you refer to are why a company would restrict phones (in its intranet) to only ones that were 1 vendor and not telco modified to possibly deliver the evil maid/police illegal wire tap post (short) arrest. We just discovered that there are not 2 such vendors, but one.