receiving-server$  netstat -plant4 | grep 192.168.101
tcp        0      0 192.168.101.180:80      192.168.101.14:50070    ESTABLISHED 4925/rsyslogd

sending-client$ systemctl stop rsyslog

receiving-server$  netstat -plant4 | grep 192.168.101
tcp        0      0 192.168.101.180:80      192.168.101.14:50070    TIME_WAIT   -

TIME-WAIT - represents waiting for enough time to pass to be sure
the remote TCP received the acknowledgment of its connection
termination request.