Why are qos features often necessary in wan routers

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Reference no: EM131304927

1. Define CIR, Bc, and Be and explain how a Frame Relay service provider uses them.

2. What are the most important criteria for selecting a WAN service provider?

3. Why are QoS features often necessary in WAN routers?

4. Some people think that Frame Relay will disappear over time. Do you think that is likely, and if so, why, and what do you think will replace it?

Reference no: EM131304927

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