Allowing Email Threat Protection for Office 365

1. Log into the Office 365 Exchange Admin Center at outlook.office365.com/ecp as a Global Administrator, then click on mail flow on the left.

 

2. Click the + symbol to create a new rule then choose Bypass Spam Filtering from the drop-down menu, enter the data below into the appropriate field, and then click Save. After clicking save, you should see the below screenshot.


Name: Allow Inbound Mail from AES 

Apply this rule if:  The sender > Ip address is in any of these ranges or exactly matches

Specify IP address ranges: (You must click the plus sign after each entry)

5.152.184.128/25
5.152.185.128/26
8.19.118.0/24
8.31.233.0/24
69.20.58.224/28
5.152.188.0/24
199.187.164.0/24
199.187.165.0/24
199.187.166.0/24
199.187.167.0/24
69.25.26.128/26
204.232.250.0/24
 

Do the following: Should already be set to "Set the spam confidence level (SCL) to..." > Bypass spam filtering (If the value isn't already set for some reason select Modify the message properties > set the spam confidence level (SCL) > select Bypass Spam Filtering > click OK) 

Choose a mode for this rule: Enforce

Comments: This rule must remain in place to allow AES traffic to bypass Office 365 filtering. 

 


 

3. Congratulations! The Allow Inbound Mail from AES rule is now in place and being enforced. NOTE: THIS SETUP ALLOWS INBOUND MAIL FROM AES BUT IT DOES NOT LIMIT INBOUND MAIL TO AES.