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- Tue Dec 15, 2020 4:38 pm
- Forum: Mail Server
- Topic: Split Mailserver Configuration, VestaCP and Office365, SMTP 550
- Replies: 3
- Views: 7299
Re: Split Mailserver Configuration, VestaCP and Office365, SMTP 550
Hi! O365 couldn't Relay with Auth to "own" Mailservers. So i modified my exim config with following ACL Settings: accept senders = user1@example.com : user2@example.com #all users at office365 or use *@example.com hosts = 40.92.0.0/15 : 40.107.0.0/16 : 52.100.0.0/14 : 104.47.0.0/17 #all office365 S...