IGEL Cloud Gateway (ICG) 12.02 Current: ICG Manual PDF Download PDF Download page ICG Manual. Current page Include child pages All pages ICG Manual The IGEL Cloud Gateway (ICG) enables the Universal Management Suite (UMS) to securely manage endpoint devices outside the company network. What is New in ICG 12.02.100? Prerequisites When to Use ICG Limitations Installation and Setup Connecting the Devices Administration ×