VPN

ShadowSocks PPA
https://pupli.net/2015/11/shadowsocks-ppa/

Native file system watcher for Linux
https://pupli.net/2015/11/native-file-system-watcher-for-linux/

Configure Shadowsocks via Config File
https://pupli.net/2015/12/configure-shadowsocks-via-config-file/

Install ShadowSocks on Linux from Source
https://pupli.net/2016/04/install-shadowsocks-on-linux-from-source/

Tuning the Linux kernel for better network throughput
https://pupli.net/2017/03/24/tuning-the-linux-kernel-for-better-network-throughput/

Tuning the Linux kernel for better shadowsocks network throughput
https://pupli.net/2017/03/tuning-the-linux-kernel-for-better-shadowsocks-network-throughput/

Install ShadowSocks via shadowsocks-libev on Ubuntu 16.04
https://pupli.net/2017/09/install-shadowsocks-via-shadowsocks-libev-on-ubuntu-16-04/

Boost Ubuntu 16.04/17.10 Network Performance by Enabling TCP BBR
https://pupli.net/2017/12/boost-ubuntu-16-04-17-10-network-performance-by-enabling-tcp-bbr/

Install and Configure Shadowsocks with obfusaction
https://pupli.net/2018/01/install-and-configure-shadowsocks-with-obfusaction/

Configure Multiple Users for Shadowsocks-libev
https://pupli.net/2019/07/configure-multiple-users-for-shadowsocks-libev/

Install Shadowsocks with v2ray-plugin
https://pupli.net/2019/08/install-shadowsocks-with-v2ray-plugin/

Set Permanently ulimit -n / open files in ubuntu
https://pupli.net/2019/08/set-permanently-ulimit-n-open-files-in-ubuntu/

Install Shadowsocks + V2ray + TLS + CDN on Ubuntu
https://pupli.net/2022/10/install-shadowsocks-v2ray-tls-cdn-on-ubuntu/

Configure Shadowsocks + V2ray + TLS + Apache + CDN on Ubuntu
https://pupli.net/2022/10/configure-shadowsocks-v2ray-tls-apache-cdn-on-ubuntu/

Install Xray + VLESS + WS + TLS + Apache + CDN on Ubuntu
https://pupli.net/2022/10/install-xray-vless-ws-tls-apache-cdn-on-ubuntu/

Add uTLS option to HTTP2, Websocket and gRPC transport in Xray-core
https://pupli.net/2022/11/add-utls-option-to-http2-websocket-and-grpc-transport-in-xray-core/

Install Xray + VLESS + WS + TLS + Apache + CDN on Ubuntu
https://pupli.net/2022/10/install-xray-vless-ws-tls-apache-cdn-on-ubuntu/

Pass Google Traffic through WARP with V2ray in Ubuntu
https://pupli.net/2023/04/pass-google-traffic-through-warp-with-v2ray-in-ubuntu/

How to Setup SoftEther in Ubuntu
https://pupli.net/2016/09/how-to-setup-softether-in-ubuntu/

Run SoftEther VPN Client on Linux
https://pupli.net/2018/07/run-softether-vpn-client-on-linux/

Script vpncmd to batch command connect/disconnect for SoftEther
https://pupli.net/2018/08/script-vpncmd-to-batch-command-connect-disconnect-for-softether/

Start and Stop Softether from command line on linux
https://pupli.net/2018/10/start-and-stop-softether-from-command-line-on-linux/

Duplicate Packets on Softether Server
https://pupli.net/2018/11/duplicate-packets-on-softether-server/

Softether on VPS Using Local Bridge
https://pupli.net/2018/11/softether-on-vps-using-local-bridge/

Create a systemd service for Softether
https://pupli.net/2019/07/create-a-systemd-service-for-softether/

Specified Encryption Algorithm on Softether Server not Working
https://pupli.net/2022/03/specified-encryption-algorithm-on-softether-server-not-working/

How to config tor to use a HTTP or SOCKS proxy
https://pupli.net/2017/01/how-to-config-tor-to-use-a-http-or-socks-proxy/

Install Tor with torsocks and proxychains on Ubuntu 18.04
https://pupli.net/2019/08/install-tor-with-torsocks-and-proxychains-on-ubuntu-18-04/

Run a Tor Bridge on Ubuntu
https://pupli.net/2019/08/run-a-tor-bridge-on-ubuntu/

Turn off Letterboxing on Tor Browser
https://pupli.net/2022/03/turn-off-letterboxing-on-tor-browser/

Configure Tor with Bridge in Ubuntu
https://pupli.net/2022/09/configure-tor-with-bridge-in-ubuntu/

Install and Use torsocks on Ubuntu
https://github.com/dgoulet/torsocks

Configure Hysteria on Ubuntu Server
https://pupli.net/2023/10/configure-hysteria-on-ubuntu-server/

Install sing-box on Ubuntu Server
https://pupli.net/2023/10/install-sing-box-on-ubuntu-server/

Setting Up Apache2 with Advanced Features on Ubuntu
https://pupli.net/2023/10/setting-up-apache2-with-advanced-features-on-ubuntu/

Boost Ubuntu Network Performance by Enabling TCP BBR
https://pupli.net/2023/10/boost-ubuntu-network-performance-by-enabling-tcp-bbr/