2.4. Payload Carrier

Earlier in this chapter we saw how a basic message was embellished with a structured and parseable "attachment" in the form of a jabber:x:oob-qualified <x/> tag and its child tags:

<x xmlns='jabber:x:oob'>
  <url>http://www.megacorp.co.uk/earnings3q.html</url>
  <desc>Third Quarter Earnings for Megacorp</desc>
</x>