Câu 83: 400-251: CCIE Security Written Exam

Which statement about NVGRE functionality is true?

1. A. It tunnels Ethernet frames inside an IP packet over a virtual network.
2. B. It allows physical Layer 2 topologies to be created on a physical Layer 3 network.
3. C. In an NVGRE network, VSID must be unique.
4. D. It tunnels PPP frames inside an IP packet over a physical network.
5. E. In an NVGRE network the endpoints are not responsible for the NVGRE encapsulation removal.
6. F. In an NVGRE network, VSID is used to identify Layer 3 network address space.
7. G. It allows physical Layer 2 typologies to be created on a virtual Layer 3 network. — đáp án hiện tại