Term
| What service can be applied to WLAN to provide QoS? |
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Definition
| The QoS extensions to WLANs in the 802.1e specifications is referred to as Wi-Fi Multimedia (WMM). WMM provides traffic prioritization (or RF prioritization) by used 4 access categories (queues): Platinum (or voice), Gold (or video), Silver (best-effort), and Bronze (background). |
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Term
| Explain the mapping of 802.11e priority levels to WMM access categories. |
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Definition
- Voice (Platinum) - 6 or 7 - Video (Gold) - 4 or 5 - Best-Effort (Silver) - 0 or 3 - Backgroud (Bronze) - 1 or 2 |
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Term
| When receiving an 802.1Q frame, how does a WLAN controller handle the mapping of the IP DSCP field to the LWAPP DSCP field? |
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Definition
| The WLAN controller copies the IP DSCP field to the LWAPP data unit DSCP field. It also mappes the IP DSCP field to the LWAPP data unit's 802.1p field. |
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Term
| What kind of tagging does a LWAPP control packet exchanged between the WLAN controller and the LWAP receive? |
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Definition
| The LWAPP control packets exchanged between the WLAN controllder and the LWAP are always tagged with the 802.1p value of 7 |
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