The development of 5G and cloud services drives the implementation of business-defined network architecture, that is, the application puts forward requirements (delay, bandwidth, packet loss rate…

The development of 5G and cloud services drives the implementation of business-defined network architecture, that is, the application puts forward requirements (delay, bandwidth, packet loss rate, etc.), the controller collects network information, and then calculates and displays the path according to business needs to achieve business-driven network. In order to implement a business-driven network, which of the following information does the controller need to collect? (Multiple choice)