Alcatel-Lucent Border Gateway Protocol v8.0
Question 1
Which of the following statements regarding route reflectors is TRUE?
- A. Route reflectors propagate BGP learned routes to their clients.
- B. Route reflectors require "n" iBGP sessions, where "n" is the number of BGP routers in the AS.
- C. Route reflectors disable iBGP split horizon for all iBGP peers in the AS.
- D. Route reflectors do not work in conjunction with confederations.
Answer : A
Question 2
Click the exhibit.
Which of the following is a valid BGP configuration for router R2?
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer : A
Question 3
Click the exhibit.
An update travels from AS 137000 to AS 135000, traversing both 32-bit and 16-bit AS
Paths.
What AS Path is seen by AS 200?
- A. 140000 137000
- B. 137000 140000
- C. 23456 23456
- D. 200 140000 137000
Answer : C
Question 4
Which of the following parameters does NOT have to match for an iBGP session to besuccessfully established?
- A. BGP version number.
- B. The local AS number.
- C. The Hold Time.
- D. Authentication.
Answer : C
Question 5
Click the exhibit.
Routers RR1 are RR2 are redundant route reflectors for clients R3 and R4. Which of the followingis a valid configuration on router RR1?
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer : C
Question 6
When implementing a BGP policy on an Alcatel-Lucent 7750 SR, which of the following types ofaddress space would a typical address plan need to cover?
- A. RIR assigned CIDR space.
- B. External client address space.
- C. Loopback or link addresses.
- D. External link addresses.
- E. All of the above.
Answer : E
Question 7
Upon the successful establishment of a TCP session between peers, what type of BGP message is exchanged?
- A. OpenSent
- B. Keepalive
- C. Open
- D. Notification
- E. Update
Answer : C
Question 8
What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?
- A. Policy changes are delayed until the peer router with the affected routes reboots.
- B. Policy changes are delayed until route updates for affected BGP routes are received frompeers.
- C. Policy changes are delayed until BGP sessions are cleared or BGP is reset.
- D. Policy changes are delayed until the router reboots.
Answer : C
Question 9
Which of the following routes is NOT considered an internal route?
- A. A route received from a BGP peer within the same AS.
- B. A route originated by a router in a different cluster of the same AS.
- C. A route received from a BGP peer from a different member AS of a confederation.
- D. A route received from a BGP peer from the same member AS of a confederation.
Answer : C
Question 10
Click the exhibit.
Which of the following about the relationship between ISP 1 and ISP 3 is TRUE?
- A. ISP 1 is downstream from ISP 3 and is expected to push more traffic toward ISP 3 than it pullsfrom it.
- B. ISP 3 is downstream from ISP 1 and is expected to push more traffic toward ISP 1 than it pullsfrom it.
- C. ISP 1 is downstream from ISP 3 and is expected to pull more traffic from ISP 3 than it pushestoward it.
- D. ISP 3 is downstream from ISP1 and is expected to pull more traffic from ISP 1 than it pushestoward it.
Answer : C
Question 11
Assuming that "client1" and "client2" are directly-connected networks, what is the result ofexecuting the following BGP export policy?
- A. "client1" routes will be tagged with communities "North" and "West".
- B. "client1" routes will be tagged with community "West".
- C. "client1" routes will be tagged with community "North".
- D. "client1" routes will be rejected.
Answer : C
Question 12
Which of the following regarding the connections between eBGP peers is TRUE?
- A. eBGP peers typically use system addresses for session establishment.
- B. eBGP peers are managed under a single administration.
- C. eBGP peers do not propagate updates learned via iBGP.
- D. eBGP peers are usually directly connected to each other.
Answer : D
Question 13
Which of the following AS Paths will match the regular expression "65100."?
- A. "65100"
- B. "65100 65200''
- C. "65200 65100"
- D. "65100 65250 65200"
Answer : B
Question 14
Click the exhibit.
Assume all router-IDs are properly configured, and global IPv6 addresses are used to establisheBGP sessions. Which of the following configurations is required on router A so that router B canexchange traffic with router D?
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer : A
Question 15
The configuration of an Alcatel-Lucent 7750 SR is given below. Router Rl has established
BGPsessions with routers R2 and R3. Which of the following is TRUE?
- A. Router R1forms an iBGP session with router R2, and an eBGP session with router R3.
- B. Router R1forms iBGP sessions with routers R2 and R3.
- C. Router R1forms eBGP sessions with routers R2 and R3.
- D. The types of BGP sessions with routers R2 and R3 cannot be determined.
Answer : D