Hi All,
I have 1 domain name is: abc.com, it's using exchange 2010, and working properly and I have another domain is xyz.com also using exchange 2010 and working properly. ABC and XYZ is separate company and separate server. but I mange 2 company with 2 exchange server.
One day, abc.com had problem need to stop all server for security reason, then I set mx record of ABC to xyz.com.
I want all email of abc.com will temporary receive by xyz.com, then after abc.com restore successful I will set mx record of abc.com back to abc.com then download all email during abc.com shutdown from xyz.com for all users
Please help me how to do it in this case on exchange server.