tweak VPN performance

openvpn: Disable encryption in data channel,  creditials are still safe.cipher none   Disable compression, delete this line or add #…

The Sodium crypto library (libsodium)

Sodium is a modern, easy-to-use software library for encryption, decryption, signatures, password hashing and more. It is a portable, cross-compilable,…

iptables中DNAT的配置方法

1.一对一流量完全DNAT 首先说一下网络环境,普通主机一台做防火墙用,网卡两块 eth0 192.168.0.1  内网 eth1 202.202.202.1 外网 内网中一台主机 192.168.0.101 现在要把外网访问202.202.202.1的所有流量映射到192.168.0.101上 命令如下: [xhtml] view plain copy http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf #将防火墙改为转发模式 echo 1 > /proc/sys/net/ipv4/ip_forward iptables -F…

eSATAp

In computing, eSATAp (also known as Power over eSATA, Power eSATA, eSATA/USB Combo, eSATA USB Hybrid Port/EUHP) is a combination…