<b>-dtls</b>, <b>-dtls1</b> or <b>-dtls1_2</b>. This option is only available where OpenSSL has support for SCTP enabled.</p>

</dd>
<dt id="sctp_label_bug"><b>-sctp_label_bug</b></dt>
<dd>

<p>Use the incorrect behaviour of older OpenSSL implementations when computing endpoint-pair shared secrets for DTLS/SCTP. This allows communication with older broken implementations but breaks interoperability with correct implementations. Must be used in conjunction with <b>-sctp</b>. This option is only available whe