YANG

Question 1

What is YANG

Answer 1

YANG is a language for describing data models. Although it can describe any data model, it was originally designed for networking data models.

Question 2

What are aspects of YANG?

Answer 2

-Every data model is a module, a self-contained top-level hierarchy of nodes.

• Data types can be imported from another YANG module or defined within a module.
• It uses containers to group related nodes.
• It uses lists to identify nodes that are stored in sequence.
• A leaf represents each individual attribute of a node.
• Every leaf must have an associated type.

Question 3

How is an individual data model called?

Answer 3

YANG Module

Question 4

What are device data models?

Answer 4

• YANG Language
• Clear text
• XML
• JSON
• HTML or Javascript

Question 5

What is a helpfull tool for YANG language?

Answer 5

PYANG

Question 6

How is a module structured?

Answer 6

1. Containers
2. Within each container you have list(s)

Every leaf has attributes like: RO/RW, ?

Question 7

How can you receive YANG data with netconf?

Answer 7

With XML

Question 8

How you can you receive YANG data with restconf?

Answer 8

With JSON

Question 9

What is perfect with YANG

Answer 9

It is an open standard but vendors can create explicated augment or deviate from the standard with additional data