You can have Messaging
automatically forward your mail to another mail account. From the Account Options... menu, select Change My Forwarding Info.
This feature
is activated when an e-mail address is present in this text box. (In
other words, as long as this box is empty, mail is not
forwarded.) Enter a complete mail address including the user ID and
the full host name, for example, UserID@host.domain.com, and then press the Save button.
Note: You can forward your mail to more than one e-mail addresses by entering multiple addresses separated by commas.
To keep a copy and forward a copy, precede the forwarding address by a dot and a comma, for example, you'd enter mailto:.,UserID@host.domain.com. To forward mail to UserID@host.domain.com and keep a copy in your mailbox.