TCP States explained
https://benohead.com/tcp-about-fin_wait_2-time_wait-and-close_wait/
http://j2eedebug.blogspot.in/2008/12/difference-between-closewait-and.html
https://benohead.com/tcp-about-fin_wait_2-time_wait-and-close_wait/
http://j2eedebug.blogspot.in/2008/12/difference-between-closewait-and.html