Update udpspeeder_openvpn.md

doc/udpspeeder_openvpn.md

@@ -1 +1,86 @@
 
+# UDPspeeder + openvpn config guide
+![image_vpn](/images/en/udpspeeder+openvpn.PNG)
+
+# UDPspeeder command
+#### run at server side
+```
+./speederv2 -s -l0.0.0.0:8855 -r 127.0.0.1:7777 -f20:10
+```
+#### run at client side
+assume server ip is 45.66.77.88
+```
+./speederv2 -c -l0.0.0.0:3333 -r 45.66.77.88:8855 -f20:10
+```
+
+# openvpn config
+
+#### client side config
+```
+client
+dev tun100
+proto udp
+
+remote 127.0.0.1 3333
+resolv-retry infinite 
+nobind 
+persist-key 
+persist-tun  
+
+ca /root/add-on/openvpn/ca.crt
+cert /root/add-on/openvpn/client.crt
+key /root/add-on/openvpn/client.key
+
+keepalive 3 20
+verb 3
+mute 20
+
+comp-lzo no
+
+fragment 1200       ##### very important    you can turn it up a bit. but,the lower the safer
+mssfix 1200         ##### very important
+
+sndbuf 2000000      ##### important
+rcvbuf 2000000      ##### important
+txqueuelen 4000     ##### suggested
+```
+
+
+#### server side config
+```
+local 0.0.0.0
+port 7777 
+proto udp
+dev tun 
+
+ca /etc/openvpn/easy-rsa/2.0/keys/ca.crt
+cert /etc/openvpn/easy-rsa/2.0/keys/server.crt
+key /etc/openvpn/easy-rsa/2.0/keys/server.key
+dh /etc/openvpn/easy-rsa/2.0/keys/dh1024.pem
+
+server 10.222.2.0 255.255.255.0 
+ifconfig 10.222.2.1 10.222.2.6
+
+client-to-client
+duplicate-cn 
+keepalive 10 60 
+
+max-clients 50
+
+persist-key
+persist-tun
+
+status /etc/openvpn/openvpn-status.log
+
+verb 3
+mute 20  
+
+comp-lzo no
+
+fragment 1200       ##### very important    you can turn it up a bit. but,the lower the safer
+mssfix 1200         ##### very important
+
+sndbuf 2000000      ##### important
+rcvbuf 2000000      ##### important
+txqueuelen 4000     ##### suggested
+```