[MSDN Library June 1998] SMTP: Err Msg (53.4523809523809%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Mail For PC Networks
[MSDN Library June 1998] SMTP: Err Msg: Error (43.9285714285714%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Mail For PC Networks
[MSDN Library June 1998] SMTP: Err Msg: 500 Huh? (42.5828157349896%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Mail For PC Networks
[MSDN Library June 1998] SMTP: Err Msg: Recipient Unknown (38.608630952381%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Mail For PC Networks
[MSDN Library June 1998] SMTP: Software (38.4523809523809%)
MSDN Library Visual Studio 6.0 > Knowledge Base > Mail For PC Networks