2.2.20 [RFC3501] Section 6.1.1, CAPABILITY Command

V0027:

The specification describes the "AUTH=" capability name, which specifies an authentication mechanism that the server supports.

Microsoft Office Outlook 2007, Microsoft Outlook 2010, Microsoft Outlook 2013, Microsoft Outlook 2016

Outlook recognizes "AUTH=NTLM" and "AUTH= DIGEST-MD5" in the CAPABILITY response.

Show: