We will pay interest on the notes semi-annually in arrears on April 1 and October 1 of each year they are outstanding, beginning April 1, 2019. The 4.300% Senior Notes due 2048 (the “notes”) will bear interest at the rate of 4.300% per year and will mature on October 1, 2048. Scope This document is intended as a general guide for configuring a basic installation of the Dialogic® Media Gateway DMG4000 when used to interface between a Public Branch Exchange (PBX) and the Dialogic®. Dialogic® Brooktrout® SR140 Fax Software with Dialogic® Media Gateway DMG4000 Installation and Configuration Integration Note 3 1.Dialogic Dmg 1008 2048 Certificate Online.