IGEL Cloud Gateway 2.02 ICG Release Notes Notes for Release 2.05.100 Current: Important Information 2.05.100 PDF Download PDF Download page Important Information 2.05.100. Current page All pages Important Information 2.05.100 ICG requires UMS 5.06.100 or higher, it is not compatible with lower UMS versions.ICG requires IGEL OS firmware 10.02.100 or higher on the endpoints, it is not compatible with lower firmware versions. ×