Office 365 Smtp Relay

The smtp relay server that wants to relay mail to the office 365 mail infrastructure will need to provide credentials username password using the basic authentication protocol.
Office 365 smtp relay. However when using office 365 you may have to configure an smtp relay on your mail server s end for it work correctly. Then click on more settings outgoing server to set up your smtp settings. Setting up office 365 connector for mail flow.
Go to admin settings click show all settings first domains. Obtain the public static ip address. Here s how you can set up office 365 smtp settings.
Click the symbol to create a new connector. To set up an smtp relay you must first create a connector in office 365 to accept smtp transactions. Any email address in one of your microsoft 365 or office 365.
Configure a connector to send mail using microsoft 365 or office 365 smtp relay settings for microsoft 365 or office 365 smtp relay. Mail to domains not hosted on office 365 will be delivered directly from the iis smtp server to the final destination it will not pass through the office 365 smtp servers. Once you log in to the outlook mail app use the toolbar and navigate to settings mail pop and imap.
Step by step configuration instructions for smtp relay. Select your domain and note the mx record. Office 365 smtp settings.
For a fixed location like an office or web site a specific ip address or set of ip addresses can be allowed to use the smtp server. This eliminates the need for a specific user name and password login. Follow the below steps to set this up.