root
user exists and enabled. In case it is locked, here is how to enable it:sudo passwd root
sudo passwd -u root
openssh-server
is installed, or install it by running apt-get -y install openssh-server
echo "nameserver 8.8.8.8" >> /etc/resolv.conf
iptables
:iptables -I INPUT 1 -i lo -j ACCEPT
iptables -A INPUT -s 127.0.0.1 -p tcp --sport 442 -j ACCEPT
iptables -A INPUT -s 127.0.0.1 -p tcp --dport 442 -j ACCEPT
iptables -A OUTPUT -s 127.0.0.1 -p tcp --sport 442 -j ACCEPT
iptables -A OUTPUT -s 127.0.0.1 -p tcp --dport 442 -j ACCEPT
iptables -A OUTPUT -p tcp -d
api.connect.jfrog.io --dport 443 -j ACCEPT
iptables -A OUTPUT -p tcp -d remote.connect.jfrog.io --dport 443 -j ACCEPT
iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT