title: SCTP Destination unreachable (protocol unreachable）
body: <p>when testing sctp msg communication between sender and reveiver in respective linux redhat VM , suddenly protocol unreachable for sender， then sender sending ABORT ICMP package t<a href="https://i.stack.imgur.com/5igMM.png" rel="nofollow noreferrer">enter image description here</a>o receiver and rebuild asssociation and back to nornal， as below said. thanks for your comments!</p>