New Updated 400-251 Exam Questions from PassLeader 400-251 PDF dumps! Welcome to download the newest PassLeader 400-251 VCE dumps: http://www.passleader.com/400-251.html (366 Q&As)
Keywords: 400-251 exam dumps, 400-251 exam questions, 400-251 VCE dumps, 400-251 PDF dumps, 400-251 practice tests, 400-251 study guide, 400-251 braindumps, CCIE Security Exam
p.s. Free 400-251 dumps download from Google Drive: https://drive.google.com/open?id=0B-ob6L_QjGLpd3JLalNVS0VWbms
QUESTION 181
What are two advantages of NBAR2 over NBAR? (Choose two.)
A. Only NBAR2 support Flexible NetFlow for extracting and exporting fields from the packet header.
B. Only NBAR2 allows the administrator to apply individual PDL files.
C. Only NBAR2 support PDLM to support new protocals.
D. Only NBAR2 can use Sampled NetFlow to extract pre-defined packet headers for reporting.
E. Only NBAR2 supports custom protocols based on HTTP URLs.