Testinside cisco CCIE 350-027

CCIE Written: Metro Ethernet : 350-027 Exam

Exam Number/Code: 350-027
Exam Name:CCIE Written: Metro Ethernet

CCIE Written: Metro Ethernet”, also known as 350-027 exam, is a Cisco certification.
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QUESTION 21:
For an OC-48 signal (2.5Gb/s), what is the BER (bit error rate) if there is a 1 bit error every four days?
A. 10E-12
B. 10E-13
C. 10E-14
D. 10E-15
E. 10E-16
Answer: D
BER = Errors/Total Number of Bits
1/2.5*1000*1000*1000*60*60*24*4 = 10E-15
QUESTION 22:
MPLS Traffic Engineering does NOT require:
A. BGP
B. Link state IGP protocol
C. CEF switching
D. RSVP
Answer: A
there are two type of TE
RSVP-TE (widely used) & CR-LDP
(MPLS need CEF switching(C) and TE needs Link state IGP protocol “ISIS/OSPF” (B). However, BGP is not
needed for Both basic MPLS nor TE.
QUESTION 23:
What is NOT a reason to deploy MPLS?
A. Ubiquitous acceptance and firm standards.

B. Traffic engineering capabilities.
C. Simplify lookups in software-based routers.
D. Potential use in VPN services.
Answer: A

Testinside CCIE 350-027 Questions and Answers : 400 Q&As
Updated: October 3rd , 2008
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