# FreeBSD / HardenedBSD It is only possible to install Algo on existing systems only. We support only 11 version for now. ## Pre-paring the system Ensure that the following kernel options are enabled: ``` # sysctl kern.conftxt | grep -iE "IPSEC|crypto" options IPSEC options IPSEC_NAT_T device crypto ``` ## Available roles * vpn * ssh_tunneling * dns_adblocking ## Additional variables * rebuild_kernel - set to `true` if you want to let Algo to rebuild your kernel if needed (Takes a lot of time) ## Installation `ansible-playbook deploy.yml -t local,vpn -e "server_ip=$server_ip server_user=$server_user IP_subject_alt_name=$server_ip Store_CAKEY=N" --skip-tags cloud`