BGP Deployment for Enterprise Infrastructure

Submit

2. Which BGP authentication method provides encryption of BGP messages?

MD5 authentication

SHA-1 authentication

BGP IPsec

BGP uses no encryption by default

Submit

4. True or False: BGP route dampening permanently removes unstable routes from the routing table.

True

False

5. Which BGP feature prevents the transmission of BGP updates that would cause routing loops within IBGP?

BGP split horizon

BGP dampening

BGP synchronization

BGP bestpath selection

6. What is the purpose of the BGP graceful restart mechanism?

Allows routers to recover from crashes without losing routes

Speeds up BGP convergence

Encrypts BGP messages

Reduces BGP memory usage

Submit

8. Which BGP policy mechanism is most commonly used to control route propagation between autonomous systems?

Prefix lists

Route maps

Access lists

Policy-based routing

9. True or False: An IBGP route is automatically preferred over an EBGP route regardless of other attributes.

True

False

10. Which feature allows BGP to advertise multiple paths to the same destination?

BGP add-paths

BGP multipath

BGP load-sharing

BGP redundancy

11. Which BGP attribute has the highest priority in path selection when comparing routes from the same neighbor?

Weight

Local preference

AS path length

Origin type

12. What is the maximum number of AS hops a BGP route can traverse before being discarded?

16

32

64

128

13. Which BGP attribute is used to carry transitive information between autonomous systems?

Multi-exit discriminator (MED)

Community

Atomic aggregate

Aggregator

14. True or False: BGP always prefers routes with longer AS paths over shorter AS paths.

True

False

15. Which BGP community standard reserves values from 65535:0 to 65535:65535?

Private communities

Well-known communities

Extended communities

Regional communities

Submit

17. What is the primary advantage of using BGP confederations in large networks?

Reduces CPU overhead by eliminating IBGP peering

Increases convergence time

Simplifies route filtering

Reduces memory consumption on all routers

18. Which mechanism allows a router to advertise routes learned from one IBGP peer to another IBGP peer?

Route reflection

BGP confederations

IBGP full mesh

BGP confederation segments

Submit

20. What is the default local preference value in BGP?

50

100

200

300

CCIE Enterprise Infrastructure Advanced BGP Deployment Quiz

1. In BGP, the____attribute indicates the degree of preference for routes to the same destination from different neighbors.

2.

What first name or nickname would you like us to use?

2. Which BGP authentication method provides encryption of BGP messages?

3. In BGP, the____is used to aggregate multiple specific routes into a single summary route.

4. True or False: BGP route dampening permanently removes unstable routes from the routing table.

5. Which BGP feature prevents the transmission of BGP updates that would cause routing loops within IBGP?

6. What is the purpose of the BGP graceful restart mechanism?

7. In BGP, the____attribute is used to break ties when multiple paths have identical local preference and AS path length.

8. Which BGP policy mechanism is most commonly used to control route propagation between autonomous systems?

9. True or False: An IBGP route is automatically preferred over an EBGP route regardless of other attributes.

10. Which feature allows BGP to advertise multiple paths to the same destination?

11. Which BGP attribute has the highest priority in path selection when comparing routes from the same neighbor?

12. What is the maximum number of AS hops a BGP route can traverse before being discarded?

13. Which BGP attribute is used to carry transitive information between autonomous systems?

14. True or False: BGP always prefers routes with longer AS paths over shorter AS paths.

15. Which BGP community standard reserves values from 65535:0 to 65535:65535?

16. In BGP, the____command is used to modify the local preference for specific prefixes.

17. What is the primary advantage of using BGP confederations in large networks?

18. Which mechanism allows a router to advertise routes learned from one IBGP peer to another IBGP peer?

19. In BGP, the____attribute is used to prevent routing loops in IBGP environments.

20. What is the default local preference value in BGP?