A-61588 July 2008 3-15
6. Click Authentication Scheme to select the specific SMTP
Authentication Scheme used by your mail server.
Select from the following options:
Use Strongest
• None
•Plain
• Login
MDS Challenge Response
• NTLM
NOTE: Use Strongest will select the strongest available
authentication scheme reported by the mail server. For
more information on authentication schemes, consult your
network administrator.