Office 365 enterprises to import Note # 18 to convert an existing Exchange Online e-mail service reception
Explanation
Before not import Exchange Online, the company is looking for the author of the Linux vendors set up their own POP3 and SMTP Server to as the company's mail system, then in order to find the e-mail system failure Linux, but when an alternative vendor had a chance to treatment import Exchange Online, two e-mail systems in parallel for some time decided to phase out after Linux mail system, send and receive all messages have changed to the responsibility of the Exchange Online, and domain name Linux mail system used is mail.abc.com.tw, Exchange Online domain name used for the abc.com.tw, so that users do not notice how friends and family, e-mail web site is about to be changed by the [email protected] [email protected], need to verify domain and setting the email address, the more likely to fail in the step portion of the domain verification, how a smooth transition, see the description herein.
New Domain
First, you must click on [domain> New Domain] in Office 365 Systems Management Center to build mail.abc.com.tw domain.
The first step to set the domain name and to confirm the ownership of the organization of this domain with the DNS record, press the [step 1].
Enter the domain name mail.abc.com.tw press Next.
To confirm that you have ownership of the domain, you must create a DNS record for through the Office 365 authentication in this step is recommended that you create a TXT record in the DNS server, if your DNS is being erected by the Linux, alias or host name when part of a string input in accordance with Office 365 tips can not be verified, you can try the alias or host name to a blank, when the DNS TXT record established by [completed to verify immediately].
If the TXT record set correctly, you should see results in the following figure.
Then set the new domain name for future use with the Exchange Online service, so check the Exchange Online, and then click Next.
Office 365 by this time prompted to verify the need to add the following DNS records, in accordance with the same screen if you are still adding DNS records can not be verified, you can try the following approach.
DNS records on all the figures related to the host name, TXT names appear in the string of mail have changed your domain name.
This can be successfully verified by the author of the environment domain.
Back to the page management domain, you can see that the domain name has been set to complete the display.
Modify user e-mail
To give the Exchange Online mailbox users can also receive external mail sent mail.abc.com.tw, it is necessary to set all the user's email address, please click on [Office 365 users in the system management center> the role of the user], then press the left mouse button on the user name of the user to edit two down.
Click on the left side of the edit window to the user [email address], add [username] @ mail.abc.com.tw, the following diagram, for example, whether external sent to test @ abc.onmicrosoft.com, test @ mail.abc.com.tw or [email protected] which email address will advance to the user's Exchange Online mailboxes them, and therefore do not need to eleven users can contact friends and family say their electronic e-mail address is replaced.
Supplement
If your DNS MX other old statement, you must remove and retain only the proper declaration of Exchange Online, so some mail will be sent to the old mail host.
Acknowledgments
Thanks China Taiwan Microsoft Office 365 CSS team and help Alice Wang Hua-Di Tsai, it can only be done successfully complete the conversion this article.
Original: Big Box Office 365 enterprises to import Note # 18 to convert an existing Exchange Online e-mail service reception