[Dev-C++] AUTHENTICATION

[angel d. <sci...@ho...>]

Every time I try to send an email using smtp.mail.yahoo.com smtp server, I get an authentication error.
How can I provide the authentication using telnet?

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Suspicious message? There’s an alert for that. 
http://windowslive.com/Explore/hotmail?ocid=TXT_TAGLM_WL_hotmail_acq_broad2_122008