Welcome to ExamTopics
ExamTopics Logo
- Expert Verified, Online, Free.
Mail Us[email protected]
Menu
Alcatel-Lucent Discussions
exam questions

Exam 4A0-103 All Questions

View all questions & answers for the 4A0-103 exam
Go to Exam

Exam 4A0-103 topic 3 question 39 discussion

Actual exam question from Alcatel-Lucent's 4A0-103
Question #: 39
Topic #: 3
[All 4A0-103 Questions]

Which of the following about an established LDP session is TRUE?

  • A. It uses a UDP connection with an arbitrary port number.
  • B. It uses a UDP connection with well-known port number 646.
  • C. It uses a TCP connection with an arbitrary port number.
  • D. It uses a TCP connection with well-known port number 646.
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
by snowblack at Dec. 10, 2020, 9:50 a.m.

Comments

Chosen Answer:
This is a voting comment (?) , you can switch to a simple comment.
Switch to a voting comment New
Submit Cancel
mynssen3
1 year, 2 months ago
Selected Answer: D
LDP will use port 646 in both TCP and UDP. Although it will use 646 UDP only for the discovery process , and 646 TCP for all other actions. The question is about a full established session, so, protocol UDP was not necessecery anymore.
upvoted 1 times
...
multidoza
3 years, 6 months ago
D is correct. No chance.
upvoted 1 times
...
Aessedai
3 years, 8 months ago
I think D is correct - see output of A:R4# show router ldp session 10.10.10.6 detail ======================================= on Page 441
upvoted 1 times
...
snowblack
3 years, 11 months ago
B. It uses a UDP connection with well-known port number 646. -> Answer. Ref: Page 535 Self-study NSR II
upvoted 1 times
...

Get IT Certification

Unlock free, top-quality video courses on ExamTopics with a simple registration. Elevate your learning journey with our expertly curated content. Register now to access a diverse range of educational resources designed for your success. Start learning today with ExamTopics!

Start Learning for free
Community vote distribution
A (35%)
C (25%)
B (20%)
Other
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.

SaveCancel