Fill in the blanks to complete the python script to retrieve a list of network devices using the Cisco DNA center API.

How does a synchronous API request differ from an asynchronous API request?
Which API is used to obtain data voicemail ports?
Drag and drop the network automation interfaces from the left onto the transport protocols that they support on the right.



Refer to the exhibit.
The script returns an output of 401. To use the supplied URL. an HTTP GET request must Be sent with an Authorization header. The header value is a BaseG4 encoded concatenation of the username and password.
Which action must be taken to return an output of 200?