log4net SDK Reference |

# SmtpAppender Properties

The properties of the SmtpAppender class are listed below. For a complete list of SmtpAppender class members, see the SmtpAppender Members topic.

#### Public Instance Properties

Authentication | The mode to use to authentication with the SMTP server
BufferSize (inherited from BufferingAppenderSkeleton) | Gets or sets the size of the cyclic buffer used to hold the logging events.
ErrorHandler (inherited from AppenderSkeleton) | Gets or sets the IErrorHandler for this appender.
Evaluator (inherited from BufferingAppenderSkeleton) | Gets or sets the ITriggeringEventEvaluator that causes the buffer to be sent immediately.
FilterHead (inherited from AppenderSkeleton) | The filter chain.
Fix (inherited from BufferingAppenderSkeleton) | Gets or sets a the fields that will be fixed in the event
From | Gets or sets the e-mail address of the sender.
Layout (inherited from AppenderSkeleton) | Gets or sets the ILayout for this appender.
LocationInfo | Obsolete. Obsolete
Lossy (inherited from BufferingAppenderSkeleton) | Gets or sets a value that indicates whether the appender is lossy.
LossyEvaluator (inherited from BufferingAppenderSkeleton) | Gets or sets the value of the ITriggeringEventEvaluator to use.
Name (inherited from AppenderSkeleton) | Gets or sets the name of this appender.
OnlyFixPartialEventData (inherited from BufferingAppenderSkeleton) | Obsolete. Gets or sets a value indicating if only part of the logging event data should be fixed.
Password | The password to use to authenticate with the SMTP server
Port | The port on which the SMTP server is listening
Priority | Gets or sets the priority of the e-mail message
SmtpHost | Gets or sets the name of the SMTP relay mail server to use to send the e-mail messages.
Subject | Gets or sets the subject line of the e-mail message.
Threshold (inherited from AppenderSkeleton) | Gets or sets the threshold Level of this appender.
To | Gets or sets a semicolon-delimited list of recipient e-mail addresses.
Username | The username to use to authenticate with the SMTP server

#### Protected Instance Properties

RequiresLayout | This appender requires a log4net.Layout to be set.

#### See Also

SmtpAppender Class | log4net.Appender Namespace