gured
       in 'return' mode.</p>
    <p>When this node receives a message, it is passed to the connected <code>link in</code> node.
       It then waits for a response which it then sends on.</p>
    <p>If no response is received within the configured timeout, default 30 seconds, the node
       will log an error that can be caught using the <code>catch</code> node.</p>
    <p>When the option <b>Link Type</b> is set to "Dynamic target" <code>msg.target</code> can be used to call a
       <code>link in</co