300-410 Question 99

Community Discussion

Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.

• Chose C1

  building sesstion for LDP is using TCP646 and discovering neighbor(like initial hello message) is using UDP646. LDP is uisng both TCP and UDP but the question asks sesstion. the answer is TCP

• 1

  LDP discovery messages uses UDP. Session messages use TCP

• Chose A1

  Sessions are formed using UDP