Kill Sctp Process May 3, 2022 How to kill a process that is running on a particular port with SCTP Usually, the netstat command is used to find the process ID related to a SCTP port, then kill the process to free the corresponding occupied port. But sometimes this method, it can’t provide the process identifier. In this case, you may use lsof command to obtain the process PID corresponding to the SCTP port. lsof | grep [sctp port here] The outcome should be something as follows: