NGINX X-Forwarded-For / XFF / xforword

s https://en.wikipedia.org/wiki/X-Forwarded-For http://www.cnblogs.com/yihang/archive/2010/12/19/1 ...

websec + Linux Firewall / ClearOS / IPCop / OPNsense / IPFire / pfSense / Smoothwall Express

s 六大最佳免費Linux虛擬化防火牆發行版 https://showdoi.com/80.html http://www.51testing.com/html/04/n-3959504.htm ...