The count of bytes not acknoledged by the remote host. Unless the -n switch is given, the socket address is resolved to its canonical hostname, and the port number is translated into the corresponding service name. The state of the socket. The socket has an established connection. The socket is closed, and the connection is shut- ting down.
Connection is closed, and the socket is waiting for a shutdown from the remote end.
The socket is waiting after close for remote shut- down retransmission. The socket is not being used. The remote end has shut down, waiting for the socket to close. The remote end shut down, and the socket is closed. Waiting for acknowledgement.