vmware-nsx/releasenotes/notes/block-all-no-security-groups-47af550349dbc85a.yaml

---
prelude: >
    Enable 'use_default_block_all' to ensure that traffic to a port that has
    no security groups and has port security enabled will be discarded.    
features:
  - |
    Enable 'use_default_block_all' to ensure that traffic to a port that has
    no security groups and has port security enabled will be discarded. This
    will ensure the same behaviours as the upstream security groups.