About V2Ray
Project V is a set of tools to help you build your own privacy network over internet. The core of Project V, named V2Ray, is responsible for network protocols and communications. Source: https://www.v2ray.com/en/
Installation
On DebianBullseye worked following to install V2Ray:
# sudo apt install v2ray # systemctl enable v2ray && systemctl start v2ray
There is also official script to install V2Ray on Linux: https://www.v2ray.com/en/welcome/install.html#install-linux