Company B who we hosted email on our Exchange 2007 server/domain moved there email to Office365, since I disabled there email account users in A are unable to send mail to them , and get: #550 5.1.1 RESOLVER.ADR.ExRecipNotFound; not found ##
I deleted the Outlook Cache entries, still an issue. Outlook Web Access works as well as recreating an Outlook 2010 profile.
What is a server side resolution - send connector? thanks.
This course will help prep you to earn the CompTIA Healthcare IT Technician certification showing that you have the knowledge and skills needed to succeed in installing, managing, and troubleshooting IT systems in medical and clinical settings.