Check provider_config.use_internal_ips

sky/provision/common.py

@@ -205,7 +205,13 @@ def _get_ips(self, use_internal_ips: bool) -> List[str]:
 
     def get_feasible_ips(self, force_internal_ips: bool = False) -> List[str]:
         """Get external IPs if they exist, otherwise get internal ones."""
-        return self._get_ips(not self.has_external_ips() or force_internal_ips)
+        if self.provider_config is not None:
+            use_internal_ips = self.provider_config.get('use_internal_ips',
+                                                        False)
+        else:
+            use_internal_ips = False
+        return self._get_ips(use_internal_ips or not self.has_external_ips() or
+                             force_internal_ips)
 
     def get_ssh_ports(self) -> List[int]:
         """Get the SSH port of all the instances."""