Firstwarn Option

Introduced in release: 7.0.5

Setting the  IMAP password expiration alert option, , causes  sending an IMAP ALERT to notify a user that their password will expire soon. The value specifies the number of seconds of remaining password validity before a warning is sent. For example, specify 259200 (3&#x2a;24&#x2a;60&#x2a;60) to begin sending warnings 3 days before expiration.

The default value is: 0

See also:
 * IMAP password expiration alert options