u64 app_limited; /**< Delivered when app-limited detected */
f64 delivered_time; /**< Time last bytes were acked */
f64 first_tx_time; /**< Send time for recently delivered/sent */
u64 app_limited; /**< Delivered when app-limited detected */
f64 delivered_time; /**< Time last bytes were acked */
f64 first_tx_time; /**< Send time for recently delivered/sent */