TCP tuning - http://rodrickbrown.com/blog/?p=127

UNIX network performance analysis - http://www.ibm.com/developerworks/aix/library/au-networkperfanalysis

Netstat tips - http://www.thegeekstuff.com/2010/03/netstat-command-examples/

Introduction to a lot of difference commands - http://tech.varghees.com/2011/01/25/commonly-used-network-monitoring-commands-in-linux-part-i

Commandline tools which can do most HTTP message - http://www.thekua.com/atwork/2011/11/scripting-web-applications-with-curl/

Tools to show contents from network - http://coding.smashingmagazine.com/2012/10/29/powerful-command-line-tools-developers/

http://java67.blogspot.com.au/2012/12/unix-command-to-find-ip-address-from-hostname.html

/proc/sys/net/core/
/rmem_default: The default setting of the socket receive buffer in bytes.
/rmem_max: The maximum receive socket buffer size in bytes.
/wmem_default: The default setting (in bytes) of the socket send buffer.
/wmem_max: The maximum send socket buffer size in bytes.
Only for Linux - http://www.lainoox.com/view-or-set-socket-receive-buffer-size/

Getting IP of the host: http://whatismyipaddress.com/ "wget http://ipecho.net/plain -O - -q ; echo" from - http://ru05team.blogspot.com.au/2013/06/if-you-want-to-check-you-current-public.html

Use tcpdump and tshark to monitor network activity - http://jvns.ca/blog/2016/03/16/tcpdump-is-amazing/

一篇文章搞定 Nginx 反向代理与负载均衡 - https://xie.infoq.cn/article/d7ad4d2500d6ce6a4ce3b9c16