How to create an SCTP association

Michael Tuexen Michael.Tuexen at
Thu May 1 18:07:25 UTC 2014

On 01 May 2014, at 14:49, Bernd Walter <ticso at> wrote:

> I have an SOCK_SEQPACKET socket and want to setup an association
> without sending a message.
Just call connect() or sctp_connectx().
> The background is that I want to keep the round-trip times of peer
> servers.
> I've enabled regular heartbeat and can use SCTP_GET_PEER_ADDR_INFO
> to get the RTT.
> But in case a host is down or services are restarted I don't have
> an association to ask, so I will need some way to (re)establish
> associations.
> This is done in a different thread as the normal socket operation,
> which uses EOR to write.
> If I send a (dummy)message to the socket I would have to add a mutex
> to not disturb the sending thread.
Does the above solve your issue?

Best regards
> -- 
> B.Walter <bernd at>
> Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.
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