We have accuired one company with few employees but from them couple of are from existing company. so It will be like this
firstname.lastname@example.org and email@example.com
here we have Exchange sever fully configured and under operations with *@ptj.com for all... but i am not sure that how to add *@gpt.com so i can create various other emails boxes for users and as well...for firstname.lastname@example.org so he can access emails and deal with customers of gpt.com from his current outlook
kindly let me have the solution that how it's possible.