CCIP Certification Exam Question:
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Explain What is a major drawback of using traditional IP routing over an ATM network when connecting
multiple sites?
A.Each ATM switch in the path has to perform Layer 3 routing lookup.
B.ATM virtual circuits have to be established between the different sites.
C.There is high ATM management overhead between the ATM switch and the router at each site.
D.Each ATM switch has to be manually configured to participate in Layer 3 routing.
E.There is high PNNI overhead.

CCIP Certification Interview Question

Answer:

B.ATM virtual circuits have to be established between the different sites.

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Explain Which description is NOT a topology where a central services VPN would be used?
A.
A service provider offers services to all customers by allowing them access to a common
VPN.
B. Two or more companies want to exchange information by sharing a common set of
servers.
C. A security-conscious company separates its departments and allows them to access
only to common servers.
D. Several interconnected subsidiaries of a company require optimal communication
between many sites.

Explain What is a benefit of CEF switching?
A.CEF supports IP source prefix-based switching using the FIB.
B.CEF uses less memory than fast switching uses.
C.CEF is less CPU intensive than fast switching is.
D.CEF provides Netflow statistics with minimum CPU overhead.
E.CEF allows multiple data planes to share a common control plane.