To change the SASE hub Roqos Core which the other Roqos Cores connect via OmniVPN(R), please go to the current Hub Roqos Core and disable OmniVPN Server by following the steps below:

1. Go into Network > “Hub Roqos Core” with a star icon > Server > OmniVPN Server Settings
2. Turn off Site to Site VPN toggle button
3. Turn off the OmniVPN Server toggle button
4. Click Save.

Then, go to the Roqos Core you would like to turn into the Hub Roqos Core, and enable the OmniVPN Server by following the steps below:

1. Go into Network > "New Roqos Core to be converted into Hub" > Server > Settings
2. Enable OmniVPN Server toggle
3. Enable Site to Site VPN toggle
4. Click Save.

Finally, reconnect your spoke Roqos Cores to the new hub. For this, go to Network > “Spoke Roqos Core” > OmniVPN > Client, and click Connect.