DongyuanPan commented on issue #214: URL: https://github.com/apache/rocketmq-mqtt/issues/214#issuecomment-1774804913
MQTT协议里面client和server角色是不严格区分的，是可以交换的。所以这个QOS我们理解是一个双方交互的一个协议规范，例如需不需要恢复ACK等。所以发送的时候由发送者在message里面设置qos，表示要和服务端以相应的qos进行交互。作为接收者的时候，通过subscribe 告诉服务器，接收者想要以何种qos进行交互，随后服务端给接收者推送消息，就会按照这个进行。 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@rocketmq.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
