require_once 'Net/NNTP/Client.php';
Authenticate on an already open connection
$user - Username to authenticate with
$pass - Password to authenticate with
$authmode - Type of authentication. Default=NET_NNTP_AUTHORIGINAL
boolean - Returns TRUE on success, PEAR_Error on failure.
This function can not be called statically.
Net_NNTP_Client::connectAuthenticated()