[openssl-users] Same library usage for DTLS on SCTP and UDP

Matt Caswell matt at openssl.org
Mon Nov 13 10:31:43 UTC 2017

On 13/11/17 06:48, Grace Priscilla Jero wrote:
> Hi,
> We are using openssl library for UDP and SCTP connections. The library
> is compiled with "sctp" option. But when it is used for DTLS on UDP the
> connection hangs at SSL_accept.
> When we remove the sctp option in compilation, the call for DTLS on UDP
> goes fine. Do we have any additional option to configure the library for
> build so that it supports both UDP and SCTP connections without any issue?

That smells like an OpenSSL bug. Choosing the sctp option during
compilation should have no impact on your ability to do DTLS on UDP.
Which OpenSSL version is this?


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