locating any state, and thus without consuming expensive resources.</p>

<p>OpenSSL implements this capability via the SSL_stateless() and DTLSv1_listen() functions. The <b>ssl</b> parameter should be a newly allocated SSL object with its read and write BIOs set, in the same way as might be done for a call to SSL_accept(). Typically, for DTLS, the read BIO will be in an &quot;unconnected&quot; state and thus capable of receiving messages from any peer.</p>

<p>When a ClientHello is received that contains a 