获取端口差异列表

{
    "success": true,
    "ports": {
        "add": [
            {
                "port_index": 1,
                "port_name": "Gi1/0/1"
            }
        ],
        "delete": [
            {
                "port_index": 24,
                "port_name": "Gi1/0/24"
            }
        ]
    }
}