September 2012
Intermediate to advanced
268 pages
8h 7m
English
book
Building Smarter Planet Solutions with MQTT and IBM WebSphere MQ Telemetry
by Valerie Lampkin, Weng Tat Leong, Leonardo Olivera, Sweta Rawat, Nagesh Subrahmanyam, Rong Xiang, Martin Keen
Content preview from Building Smarter Planet Solutions with MQTT and IBM WebSphere MQ Telemetry
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Chapter 6. Scaling a system 187
Table 6-2 lists the components of the LSPN pattern.
Table 6-2 LSPN pattern components
6.3.3 Communication sequence
The following steps are executed when a message is sent from the application to a device
under the LSPN pattern:
1. The application sends a request to the message broker using the appropriate
communication protocol, which can be MQTT or another one (HTTP, JMS, REST, and so
on).
2. The message broker determines which queue manager is responsible for the destination
device.
3. The message broker publishes the message to the queue manager using the appropriate
topic.
4. The queue manager sends the MQTT message ...
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