How to deploy a shadowsocks server on a Vultr VPS Back

1. Install Shadowsocks via script

Here we are going to use the script of teddysun to install servers of Shadowsocks on the Vultr VPS server automatically:

At first, download the script:

wget --no-check-certificate https://raw.githubusercontent.com/teddysun/shadowsocks_install/master/shadowsocks.sh
chmod +x shadowsocks.sh

Then change mode of this file to give it privilege to run:

chmod +x shadowsocks.sh

Finally run it:

./shadowsocks.sh 2>&1 | tee shadowsocks.log

2. Set the password

3. Set the port

4. TCP Fast Open

To enhance the speed of connection, you can do more with followed steps:

1. Add the followed line into the file /etc/rc.local:

    # /etc/rc.local
    echo 3 > /proc/sys/net/ipv4/tcp_fastopen
   

2. Add the followed line into the file /etc/sysctl.conf:

    # /etc/sysctl.conf
    net.ipv4.tcp_fastopen = 3
   

3. Modified the attribute fast_open with true in the file /etc/shadowsocks.json
4. Restart the server of Shadowsocks:

    /etc/init.d/shadowsocks restart