A Downstream Packet That Contains a DSCP Value Arrives at the WLC

question 101

Multiple Choice

A downstream packet that contains a DSCP value arrives at the WLC Ethernet interface from the wired source network. The WLC is configured for QoS WLAN 802.1p mapping. How does the WLC treat the CAPWAP QoS marking when leaving the controller interface for the respective AP and final wireless client destination?

• A) No outer CAPWAP or inner QoS tagging is applied.
• B) The outer CAPWAP CoS is marked and capped and the inner DSCP maintains the original marking.
• C) No outer CAPWAP QoS tag is applied, but the original DSCP is maintained inside CAPWAP.
• D) The outer CAPWAP DHCP is marked and capped without any inner DSCP value.

---

Definitions:

Sensitivity Analysis

is a technique used to determine how different values of an independent variable will affect a particular dependent variable under a given set of assumptions.

Net Present Value

The difference between the present value of cash inflows and the present value of cash outflows over a period of time, used in capital budgeting to assess the profitability of investments.

Variable Costs

Variable Costs are expenses that vary directly with the level of output or production, such as materials and labor costs.

NPV Calculations

A method used to evaluate the profitability of an investment by calculating the difference between the present values of cash inflows and outflows over a period of time.