zhangli-abcd / TVR-Applicability

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Text for Section 4.5 and 4.6 #9

Closed danielkinguk closed 1 month ago

danielkinguk commented 1 month ago

I'm thinking we merge the following sections:

4.5. NetConf Example 4.6. RESTConf Example

To "4.5 Management Protocols for TVR", then add the following text:

The TVR data model is designed to be accessed via YANG-based management protocols such as NETCONF [RFC6241] and RESTCONF [RFC8040]. This section discusses the applicability of these protocols for configuring time-variant network resources using the TVR YANG data models.

NETCONF provides a robust mechanism for managing complex network configurations, particularly when transactional integrity and operational consistency are required. Its ability to execute atomic transactions ensures that schedules involving multiple resources are applied in full, preventing partial updates that could lead to configuration inconsistencies. This feature is important for time-sensitive scheduling in TVR environments. Additionally, NETCONF supports validation of configurations prior to commitment, allowing operators to verify the correctness of schedules before they are applied. It also includes rollback capabilities, enabling the restoration of a previous configuration in the event of scheduling errors.

In contrast, RESTCONF offers a simpler, stateless method for interacting with network devices, making it suitable for use cases requiring lightweight, rapid configuration. RESTCONF utilizes a RESTful interface over HTTP, providing a streamlined approach to network configuration and management. Therefore, RESTCONF may be advantageous in scenarios where quick adjustments to schedules are needed or where integration with web-based or cloud-native systems is a priority.

Depending on the type of node in the TVR network, NETCONF would be the preferred protocol for large-scale, critical scheduling operations requiring validation and rollback mechanisms. For smaller-scale or isolated scheduling tasks, RESTCONF provides an efficient and straightforward option without the need for the transactional features offered by NETCONF. The choice of protocol to use with the TVR YANG model should be driven by the specific requirements of the network environment and the complexity of the scheduling tasks involved.

The security aspects of both NETCONF and RESTCONF including the strengths and weaknesses, are discussed further in Section 8 ("Security Considerations") of this document. <<