BGP Messages and Attributes

Question 1

What are the different attributes that BGP uses for routing decisions? (4)

Answer 1

• local preference
• communities
• weight
• multiexit discriminator

Question 2

What are BGP attributes?

Answer 2

pieces of information associated with BGP routes that help routers make routing decisions

Question 3

What do the BGP attributes provide and what are they used for?

Answer 3

information about the routes and are used to determine the best path for routing traffic

Question 4

What are the different BGP attibute categories?

Answer 4

1. Well-Known Mandatory Attributes
2. Well-Known Discretionary Attributes
3. Optional Transitive Attributes
4. Optional Non-Transitive Attributes