#!/usr/bin/env bash # Install firewall script_dir="$(cd -P "$(dirname "$BASH_SOURCE")" && pwd)" cd $script_dir . set.sh SSH_PORT=${1:-521} apt-get -y install ufw ufw logging off ufw allow in "$SSH_PORT"/tcp ufw allow in 27960:27969/tcp ufw allow in 27960:27969/udp ufw --force enable