Computer Networking
Cisco's Unified Wireless Solution provides a mesh solution. What devices do you absolutely need to purchase to run a Cisco solution?1. WCS2. Controller3. Access point4. Bridge

2 and 3
4 only
1 and 2
1 and 4 only

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Computer Networking
How should a router that is being used in a Frame Relay network be configured to keep split horizon issues from preventing routing updates?

Configure many subinterfaces in the same subnet.
Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.
Configure a single subinterface to establish multiple PVC connections to multiple remote router interfaces.
Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.

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Computer Networking
Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model.

3 only
2 and 3
1 only
1 and 4

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