Figure 8: An apparently stuck connection

pts/3 - netstat -n
Active Internet connections
Proto Recv-Q Send-Q  Local Address       Foreign Address       (state)
tcp        0      0  192.168.13.50.80    192.168.91.9.1888     SYN_RCVD
tcp        0      0  192.168.13.50.23    192.168.7.177.2690    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.20.76.2908    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.13.79.1180    ESTABLISHED

pts/3 - netstat -n
Active Internet connections
Proto Recv-Q Send-Q  Local Address       Foreign Address       (state)
tcp        0      0  192.168.13.50.80    192.168.91.9.1936     SYN_RCVD
tcp        0      0  192.168.13.50.80    192.168.91.9.1888     ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.7.177.2690    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.20.76.2908    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.13.79.1180    ESTABLISHED

pts/3 - netstat -n
Active Internet connections
Proto Recv-Q Send-Q  Local Address       Foreign Address       (state)
tcp        0      0  192.168.13.50.80    192.168.91.9.2078     SYN_RCVD
tcp        0      0  192.168.13.50.80    192.168.91.9.1936     ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.7.177.2690    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.20.76.2908    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.13.79.1180    ESTABLISHED

pts/3 - netstat -n
Active Internet connections
Proto Recv-Q Send-Q  Local Address       Foreign Address       (state)
tcp        0      0  192.168.13.50.80    192.168.91.9.2176     SYN_RCVD
tcp        0      0  192.168.13.50.80    192.168.91.9.2078     ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.7.177.2690    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.20.76.2908    ESTABLISHED
tcp        0      0  192.168.13.50.23    192.168.13.79.1180    ESTABLISHED