Dell W-Series 334 Instant 6.4.3.1-4.2 User Guide - Page 272
Voice and Video, Wi-Fi Multimedia Traffic Management
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Chapter 19 Voice and Video This chapter the steps required to configure voice and video services on a W-IAP for Voice over IP (VoIP) devices, including Session Initiation Protocol (SIP), Spectralink Voice Priority (SVP), H323, SCCP, Vocera, and Alcatel NOE phones, clients running Microsoft OCS, and Apple devices running the Facetime application. This section includes the following topics: l Wi-Fi Multimedia Traffic Management on page 272 l QoS for Microsoft Office Lync on page 274 Wi-Fi Multimedia Traffic Management Wi-Fi Multimedia (WMM), is a Wi-Fi Alliance specification based on the IEEE 802.11e wireless Quality of Service (QoS) standard. WMM works with 802.11a, b, g, and n physical layer standards. WMM supports the following access categories (ACs): l Voice l Video l Best effort l Background The following table shows the mapping of the WMM access categories to 802.1p priority values. The 802.1p priority value is contained in a two-byte QoS control field in the WMM data frame. Table 54: WMM AC to 802.1p Priority Mapping 802.1p Priority WMM Access Category 1 Background 2 0 Best effort 3 4 Video 5 6 Voice 7 In a non-WMM or hybrid environment, where some clients are not WMM-capable, you can configure an SSID with higher values for best effort and voice ACs, to allocate a higher bandwidth to clients transmitting best effort and voice traffic. Dell Networking W-Series Instant 6.4.3.1-4.2.0.0 | User Guide Voice and Video | 272
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