AASTRA MX-ONE V4 with Exchange 2010 Quick Setup Guide - Manual (Page 16)

Quick Setup Guide
Doc. No. ASE/MXO/PLM/ 0141/ EN Rev.C Date: 01.12.2011 16/34
3.2.2.3.2 UM IP Gateway Example
To check the UM IP Gateways go to console tree, click Organization Configuration.
In the result pane, select the Unified Messaging. Select UM IP Gateways and in the action pane, click
Properties.
The screen below shows the Gateway configuration that was verified with MX-ONE.