Question 1

What will happen if an update is received with an unrecognized optional non-transitive attribute?

Options :

A : The router will accept the update and send a notification.

B : The router will not accept the update and send a notification.

C : The router will accept the update and ignore the attribute.

D : The router will accept the update and propagate the attribute.

Answer: C

Question 2

Which of the following is TRUE?

Options :

A : There can only be one community associated with a route.

B : Community is an optional non-transitive attribute.

C : Community is an optional transitive attribute.

D : Community is a well-known discretionary attribute.

Answer: C

Question 3

Which of the following about default BGP behavior is FALSE?

Options :

A : Next Hop is modified in iBGP updates.

B : Origin Code is NOT modified in eBGP updates.

C : AS Path is modified in eBGP updates.

D : Local Preference is NOT modified in iBGP updates.

Answer: A

Question 4

Which of the following regarding the withdrawal of routes from one BGP speaker to another is TRUE?

Options :

A : An update message is used. Only a single prefix can be withdrawn at a time.

B : An update message is used. Multiple prefixes can be withdrawn at a time.

C : A withdraw message is used. Only a single prefix can be withdrawn at a time.

D : A withdraw message is used. Multiple prefixes can be withdrawn at a time.

Answer: B

Question 5

Click the exhibit.Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGPsessions. Given the following iBGP configuration on router A, what is the Next Hop for prefix2001:DB8:A:401::1/128 on router B?

Options :

A : The IPv6 link-local address of the router D interface towards router A.

B : The IPv6 link-local address of the router A interface towards router D.

C : The IPv6 global address of router A.

D : The IPv6 global address of router D.

Answer: C

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