Welcome to ExamTopics
ExamTopics Logo
- Expert Verified, Online, Free.

Exam 4A0-102 topic 1 question 23 discussion

Actual exam question from Alcatel-Lucent's 4A0-102
Question #: 23
Topic #: 1
[All 4A0-102 Questions]

A BGP router has loopback interfaces and advertised into BGP using the following export policy. The "aggregate" command is executed. What is the effect of this configuration?

  • A. A single route for is advertised.
  • B. BGP routes,, and are advertised.
  • C. BGP routes and are advertised, and appears as a "Blackhole" route in the route table only.
  • D. The given export policy is invalid.
Show Suggested Answer Hide Answer
Suggested Answer: C 🗳️


Chosen Answer:
This is a voting comment (?) , you can switch to a simple comment.
Switch to a voting comment New
11 months, 1 week ago
Can Someone please explain why C is the correct answer
upvoted 1 times
1 month ago
BGP routes and match on the policy, because RT type is "direct" for loopback, therefore advertised. /16 "aggregate" does not. Last is installed at local RT as blackhole (default).
upvoted 1 times
Community vote distribution
A (35%)
C (25%)
B (20%)
Most Voted
A voting comment increases the vote count for the chosen answer by one.

Upvoting a comment with a selected answer will also increase the vote count towards that answer by one. So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.

Loading ...