bash <(wget -qO- https://raw.githubusercontent.com/fscarmen/sing-box/main/sing-box.sh)

bash <(curl -Ls https://raw.githubusercontent.com/V2RaySSR/3x-ui-cn-installer/latest/generated/install-cn.sh)

echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf
sysctl -p

sysctl net.ipv4.tcp_congestion_control
lsmod | grep bbr