<p>The parties SHOULD check the newly-offered candidate for connectivity, as described previously. If the parties determine that media can flow over the candidate, the initiating party MAY send a transport-replace message to the responder in order to use the new candidate.</p>
<p>The initiator then acknowledges transport acceptance.</p>
<examplecaption="Initiator acknowledges transport acceptance"><![CDATA[
<iqfrom='romeo@montague.lit/orchard'
id='gk2gd617'
to='juliet@capulet.lit/balcony'
type='result'/>
]]></example>
<p>The parties then use the new candidate in subsequent communications.</p>
<p>The parties SHOULD check the newly-offered candidate for connectivity, as described previously. If the parties determine that media can flow over the candidate, MAY then use the new candidate in subsequent communications.</p>