After logging into mail.okstate.edu, select the Gear icon in the upper right corner.
Choose "View all Outlook Settings" towards the bottom of the screen.
Select "Automatic Replies" from the center column.
Turn on automatic replies.
Configure the automatic replies settings (for date range, auto-reply message, etc.).
Uncheck the box for "Send Replies Outside Your Organization."
Press the Save button in the lower right corner.
Select the File tab in the upper left corner of Outlook.
Choose the "Automatic Replies" button.
On the Automatic Replies window, choose the "Send Automatic Replies" across the top.
Configure the Automatic replies settings (for date range, auto-reply message on Inside My Organization tab, etc.).
On the Outside My Organization tab, ensure the "Auto-reply to people outside my organization" is unchecked.
Select the OK button in the lower right corner of window.
All OSU A&M domains are included in the Organization and are not viewed as external senders. Ie.@langston.edu, @OPSU.edu, @NEO.edu, etc.