• May 30, 2023
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# Ports below we need to be opened on the master nodes only 
sudo ufw allow ssh
sudo ufw enable
sudo ufw allow 6443/tcp
sudo ufw allow 2379/tcp
sudo ufw allow 2380/tcp
sudo ufw allow 10250/tcp
sudo ufw allow 10257/tcp
sudo ufw allow 10259/tcp
sudo ufw reload

# Ports below we need to be opened on the worker nodes only
sudo ufw allow ssh
sudo ufw enable
sudo ufw allow 10250/tcp
sudo ufw allow 30000:32767/tcp
sudo ufw reload