In the simplest version, the message type is simply a name, sometimes called a topic. In more advanced versions, types can be grouped into a hierarchical namespace. So a type could be a path in the namespace, such as “Equity-exchange/NY-stock-exchange/IBM” rather than simply “IBM.”...
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In this episode: Wendy Liebmann talks to Michael Wysong, CEO of Care Pharmacies about the challenges and opportunities to deliver health care at retail in the future. They discuss: How to deliver more personalized, local health care the way people need and want it in times of great complexity...
Presenting a Pub/Sub service GUI interface to a subscribers computer system, the GUI interface comprising one or more topics to which the subscriber can subscribe, the Pub/sub servi
New equipment had to be added to the network to provide two-way communication. To reduce the cost of this equipment and to simplify the upgrade of the broadcast cable for two-way digital traffic, standards were developed for a variety of new cable-based services. The first of these ...
In Proceedings of the 11th International Workshop on Network and Operating Systems Support for Digital Audio and Video, Port Jefferson, NY, USA, 25–26 June 2001; pp. 11–20. 11. Liotou, E.; Tseliou, G.; Samdanis, K.; Tsolkas, D.; Adelantado, F.; Verikoukis, C. An SDN QoE-...
Hence, the information to be exchanged should be encrypted and trusting mechanisms established for senders and receivers. Obviously, information can be encrypted in both the PubSub and the RR paradigms. However, trusting mechanisms such as digital signatures or certificates are easy to establish only...
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The above-described publish/subscribe broker network architecture advantageously centralizes coordination of published messages. Authentication of a subscriber for a particular topic could require that the subscriber's identity (digital certificate) be passed back to the publisher in order to validate the ...
Topics are linked in a publish/subscribe messaging environment. A first topic is linked to at least a second topic, and a message on the first topic is published to subscribers to the first topic. In