Try:
10061 - How To Fix The Error
http://wso.williams.edu/~eudora/eudora-error-10061.html
HelpDesk: Connectivity Problems - (Windows 95 or NT 4.0)
http://www.eudora.com/techsupport/helpdesk/Connect/10061W95.html
HelpDesk: Connectivity Problems - (Windows 3.x or NT 3.51)
http://www.eudora.com/techsupport/helpdesk/Connect/10061W31.html
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Over and Out
Daniel Jacobson
I just upgraded to 4.1 today and somehow came up with the same problem. I
found the answer in Tools/Options/Incoming Mail. Somehow the Authentication
style changes from Passwords to Kerberos.
Dave
Dave