642-661  Exam

Exam # of questions Description  Update
642-661 112 BGP... 02/15/2011
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642-661 - Exam Information
  • Description:BGP
  • Passing Score:75%
  • Practice Test - Number of questions:112 questions
  • Simulation Test - Number of questions:112 questions
  • Simulation Test Duration:41 minutes
  • Has explanations:No

Question of the day

Which statement is correct when utilizing the BGP TTL security check feature?

Answer(s)

  1. It is configured locally for each eBGP peering session.
  2. It compares the value of the received packet TTL against a BGP interface Access-List.
  3. It is not functional on multihop BGP peering sessions.
  4. It generates a syslog error if a "forged" packet is received.
  5. It eliminates the need for BGP keepalive packets.
Correct Answer

It is configured locally for each eBGP peering session.