# make install
# ss -4 -t -n -e -p state established dst '*:514' | cat Recv-Q Send-Q Local Address:Port Peer Address:Port 0 0 10.42.2.28:49967 10.42.2.10:514 timer:(keepalive,103min,0) users:(("rsyslogd",15171,1)) uid:101 ino:302301128 sk:ffff880014520e00 <-> ^^^^^^^^^