What is the function of a Virtual Network Region?

Posted by: Pdfprep Category: 7220X Tags: , ,

What is the function of a Virtual Network Region?
A . It allows one Network Region to temporarily use bandwidth allocated to another Network Region if it runs out of bandwidth.
B . It makes DSP resources available in other Network Regions.
C . It allows Inter-Gateway Alternate Routing (IGAR).
D . It prevents oversubscription of WAN links for interconnecting Network Regions with different bandwidth limitations.

Answer: A

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