Adding ProxyAddress on Active Directory for Office365

Regarding the Proxy Addresses and how to enter setting on Ad objects attribute

  • On Active Directory Users and Computers
  • Click on VIEW and click on Advance Features
  • Right Click on user account object
  • Go to Attribute Editor
  • Go to ProxyAddresses
  • Add the following below:

SIP: newuser@domain.com

SMTP: newuser@domain.com

smtp: newuser@domain.onmicrosoft.com