Exchange – ‘Not all the required authentication methods were found’
KB ID 0001180 Problem I had to visit a client who had recently gone through an Exchange migration, now his external mail clients were having a nightmare staying connected to Outlook Anywhere. I ran the Exchange connectivity tester and got this; Additional details Not all the required authentication methods were found Methods Found: Basic Methods Required: NTLM Solution Looks like an open and shut case, someone forgot to enable...