# neutron router-gateway-clear router-ID external-network-ID # neutron router-interface-delete router-ID subnet-ID
# neutron router-gateway-interface-delete router-ID external-network-ID
# neutron router-interface-delete router-ID subnet-ID
서브넷을 삭제하는 중 문제가 발생하면 Vport를 제거하는 방법을 참조하십시오.