I will link this post from Alexey outlining the reasons a node can currently be disqualified:
I will add that you can also be disqualified if your node is more than 3 versions behind the current version.
I will link this post from Alexey outlining the reasons a node can currently be disqualified:
I will add that you can also be disqualified if your node is more than 3 versions behind the current version.