smtp office365 com not working on azure server

Hi All ,

My self is Arjun I am a developer I am using the smtp.office365.com server for a send confirmation email to the user.

i am using these setting 

"Server": "smtp.office365.com",
    "User": "arjun.walmiki@test.com",
    "Pass": "**********",
    "Port": "587"

the same setting is working fine on my local but when i deployed the same code on Azure server system not able to send an email it is blocked i am getting the error: Email Error: No connection could be made because the target machine actively refused it".

Kindly help me.

Thank you,

Arjun walmiki