Message Queue for Apache RocketMQ provides the .NET SDK to send and consume messages. This topic describes the parameters for sending and consuming messages.
| Parameter | Description |
|---|---|
| NAMESRV_ADDR | The TCP endpoint, which can be obtained from the Instances page in the Message Queue for Apache RocketMQ console. |
| AccessKey | The AccessKey ID that you created in the Alibaba Cloud console for identity authentication. |
| SecretKey | The AccessKey secret that you created in the Alibaba Cloud console for identity authentication. |
| OnsChannel | The user channel, which is ALIYUN by default and CLOUD for CloudTmall users. |
Parameters for sending messages
| Parameter | Description |
|---|---|
| ProducerId | The group ID that you created in the Message Queue for Apache RocketMQ console. For more information, see Terms. |
| SendMsgTimeoutMillis | The message transmission timeout period in milliseconds. Default value: 3000. |
| shardingKey (for ordered messages) | The sharding key for ordered messages. |
Parameter for consuming messages
| Parameter | Description |
|---|---|
| ConsumerId | The group ID that you created in the Message Queue for Apache RocketMQ console. For more information, see Terms. |
| MessageModel | The message consumption model of a consumer instance. Valid values are as follows:
|
| ConsumeThreadNums | The number of consumption threads for a consumer instance. Default value: 20. |