What is a topic in AWS IoT?

What is a topic in AWS IoT?

MQTT topics identify AWS IoT messages. AWS IoT clients identify the messages they publish by giving the messages topic names. Clients identify the messages to which they want to subscribe (receive) by registering a topic filter with AWS IoT Core.

What is the AWS IoT endpoint?

The AWS IoT device service endpoints support device-centric access to security and management services. To learn your account’s device data endpoint, you can find it in the Settings page of your AWS IoT Core console. Each endpoint uses an X. 509 certificate to authenticate the client.

How do I create a topic on AWS IoT?

Create an Amazon SNS topic and subscription

1. From the AWS SNS console , in the navigation pane, choose Topics, and then choose Create topic.
2. Enter a name for the topic (for example, MoistureSensorTopic ).
3. Enter a display name for the topic (for example, Moisture Sensor Topic ).
4. Choose Create topic.

What are IoT topics?

The Internet of things (IoT) is the inter-networking of physical devices, vehicles (also referred to as “connected devices” and “smart devices”), buildings, and other items embedded with electronics, software, sensors, actuators, and network connectivity which enable these objects to collect and exchange data.

What is subscribe in IoT?

Using a subscription model, IoT companies can offer flexible subscription plans to people who may not previously have been able to afford the upfront cost of the product or service. And they can leverage aggregated data to provide additional new services.

What are the components of IoT endpoint?

Key Components of IoT

• Sensors or End Devices. For any IoT use case, the components of the endpoint are sensors.
• Network or Connectivity Layer.
• Security Layers.
• Compute Engines.
• Technology and Governance Standards.
• Intelligent Insights and Actions.

Is M2M and IoT the same?

The biggest difference between M2M and IoT is that an M2M system uses point-to-point communication. An IoT system, meanwhile, typically situates its devices within a global cloud network that allows larger-scale integration and more sophisticated applications.

Is there a limit to persisted messages in AWS IoT Core?

AWS IoT Core restricts an account to a maximum number of persisted message per second per account. This limit applies when AWS IoT Core stores the messages send to offline persistent sessions. 500: Yes

How many inbound publish requests are counted in AWS IoT?

In this case, AWS IoT counts those as 4 inbound publish requests towards this limit. However, a single message to an unreserved topic like “a/b” is counted only as a single inbound publish request. Thanks for contributing an answer to Stack Overflow!

Is there maximum number of topic rule destinations per AWS account?

Maximum number of topic rule destinations per AWS account for topic rule HTTPS action. You must confirm and enable HTTPS endpoints before the rules engine can use them. For more information, see Working with topic rule destinations . Number of ports allowed per HTTP action. Request timeout for topic rule HTTP action.

Are there quotas for AWS IoT Core endpoints?

For AWS IoT Core quotas information, see AWS IoT Core Endpoints and Quotas in the AWS General Reference . © 2021, Amazon Web Services, Inc. or its affiliates.