You have a legacy application that needs to send email to employees.
The legacy application runs on a client computer that must send email by using SMTP through Exchange
Online.
You need to identify the correct host name and port information.
Which settings should you use?
A.
Outlook.office365.com and port 25
B.
Outlook.office365.com and port 587
C.
Smtp.office365.com and port 587
D.
Smtp.office365.com and port 25
Explanation:
The legacy applications would use port 25 for smtp. The host name should be Smtp.office365.com.
https://support.office.com/en-us/article/How-to-set-up-a-multifunction-device-or-application-to-send-email-using-Office-365-69f58e99-c550-4274-ad18-c805d654b4c4
The answer is C
Port 587 (recommended) or port 25
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Outlook.office365.com is used for setting up POP and IMAP
A and D are the correct choices for setting up SMTP. The questions says “LEGACY” so that would most likely be port 25 (the original SMTP port) as opposed to port 587 which supports STARTTLS.
D is correct.
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