ss. In particular, only messages whose tag
 is <a href="../../../../com/ericsson/otp/erlang/OtpMsg.html#regSendTag"><code>regSendTag</code></a> contain sender information.
 </ul>

 <p>
 Message are sent using the Erlang external format (see separate
 documentation). When a message is received and delivered to the recipient
 <a href="../../../../com/ericsson/otp/erlang/OtpMbox.html" title="class in com.ericsson.otp.erlang"><code>mailbox</code></a>, the body of the message is still in this external
 represent