EIG supports both web-based and text-based configuration setup. Users can remotely upgrade the EIG software, change the configuration parameters, download log files, and collect gateway performance data by using the Essence's Element Management System (EMS). One main challenge of purchasing new IP-based voice equipments is how to protect your investment. EIG not only offers the best cost-effectiveness but also supports the latest VoIP technologies and standards. Users can take advantages of the newest VoIP technologies by upgrading EIG software.

EDG T1/E1 has the Web GUI and text configuration interfaces. A user can remotely upgrade, maintain, download log files and collect statistics from an installed EDG T1/E1. Compared to other VoIP products on the market, EDG series embed newest VoIP technology and standards. With remote software upgrade, Users of EDG series can enjoy the latest VoIP technology.