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Setup an SMTP open relay between an onsite Windows Server and Office 365 - DailySysAdmin | For all things IT!
![SMTP Relay Server is a SMTP server program for Windows that lets you convert any Windows based PC into SMTP ser… | Email programs, Internet service provider, Server SMTP Relay Server is a SMTP server program for Windows that lets you convert any Windows based PC into SMTP ser… | Email programs, Internet service provider, Server](https://i.pinimg.com/originals/85/b6/c3/85b6c33076afc23e26b7043a30200b31.gif)
SMTP Relay Server is a SMTP server program for Windows that lets you convert any Windows based PC into SMTP ser… | Email programs, Internet service provider, Server
![Setup an SMTP open relay between an onsite Windows Server and Office 365 - DailySysAdmin | For all things IT! Setup an SMTP open relay between an onsite Windows Server and Office 365 - DailySysAdmin | For all things IT!](https://i2.wp.com/dailysysadmin.com////wp-content/uploads/2017/11/Setup-an-Open-Relay-From-an-Onsite-Server-to-Office-365-3.png?resize=525%2C376&ssl=1)