From: Michael Tuexen > Sent: 07 June 2020 13:48 ... > If you killed the peer, I would assume that there is an SCTP message containing an > ABORT chunk in the wire. Is that true? If that is true, you could subscribe to > SCTP_ASSOC_CHANGE notification, which should tell you. Actually for TCP-style 1-1 connections you must subscribe to SCTP_ASSOC_CHANGE. If you don't and the far end is killed (eg kernel crash) and restarts with the same port number pair then you get no indication that everything has disconnected and reconnected. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)