First you need to create Connection for source and target of various integrations whether they are On-premise applications, Saas, Paas, Iaas application or any kind of third party applications than you need to create connection here using the respective adaptors.
Step1: Below is the home page of Integratons(ICS)
Step2: Click on connection option from the left menu, and you will get below screen
Step3: Click on ‘Create’ button from right top to select the adaptors, you will get below screen
Step4: For now we are choosing REST adaptor, as shown below
Step5: Now we select the adaptor, than you will see below screen
Ste6: Now you need to fill the form and select ‘Role: Trigger’ and click to ‘Create’ button, because we are using Rest adaptor to trigger sample message, as shown below screen
Step7: After clicking on create button, you will get below screen
Step8: click on ‘Save’ button from right top to save the adaptor, once saved click on ‘Close’ to close the window, than you will see below screen. New adaptor is marked as green which means active and running, and next to that there is 4 line button for option View, Edit, Clone, Delete the Adaptor
Connection part is over!!!