DROP TABLE IF EXISTS ipn_user_range_$mid;
DROP TABLE IF EXISTS ipn_user_source_$mid;
DROP TABLE IF EXISTS ipn_service_$mid;
DROP TABLE IF EXISTS ipn_contract_status_$mid;
DROP TABLE IF EXISTS ipn_contract_status_log_$mid;
DROP TABLE IF EXISTS ipn_gate_type_$mid;
DROP TABLE IF EXISTS ipn_gate_$mid;
DROP TABLE IF EXISTS ipn_user_gate_$mid;
DROP TABLE IF EXISTS ipn_rule_type_$mid;
DROP TABLE IF EXISTS ipn_iface_$mid;
DROP TABLE IF EXISTS ipn_zone_$mid;
DROP TABLE IF EXISTS ipn_service_link_plan_$mid;
DROP TABLE IF EXISTS detail_create_task_$mid;
DROP TABLE IF EXISTS ip_resource_category_$mid;
DROP TABLE IF EXISTS ip_resource_range_$mid;
DROP TABLE IF EXISTS ip_resource_$mid;
DROP TABLE IF EXISTS ip_resource_use_$mid;