• wmm test plan

    The goal of the Wi-Fi Alliance (WFA) is to ensure interoperability among Wi-Fi Multi-media (WMMTM) products from multiple manufacturers, and to promote this Quality of Service technology within both the business and consumer markets. To this end, the following interoperability test suite was developed. Working in conjunction with authorized test labs, these tests are executed on vendor products so as to grant products the Wi-Fi Interoperability Certificate upon successful completion of all the tests. Products that pass the following tests are granted the WMMTM entry in the “Multi-media Extensions” category on the Wi-Fi Interoperability Certificate to be used on both product materials and marketing materials. In this fashion, customers may look to the Wi-Fi Interoperability Certificate as a mark of multi-vendor interoperability. Note: This test plan was developed before the final name of WMMTM was selected. Occurrences of the term “WMM” shall refer to the WMM baseline functionality and the term “WSM” shall refer to the optional “Scheduled Access” capability to be defined and tested separately

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  • 802.11k spec

    Radio Resource Measurement is a key enabler to the next generation of Wireless LANs (WLANs). Radio Resource Measurement addresses some of the existing issues in using unlicensed radio environments to meet the requirements of emerging technologies. In addition, Radio Resource Measurement provides knowledge about the radio environment to improve performance and reliability. The existing WLAN measurements and information about them are inadequate to move ahead to the next generation of WLAN. The proposed Radio Resource Measurement approach is to add measurements that extend the capability, reliability, and maintainability of WLANs through measurements and provide that information to upper layers in the communications stack. In addition, there are new applications that require quantifiable radio environment measurements in order to attain the necessary performance. These applications include voice over Internet Protocol (VoIP), video over IP, location based applications, as well as applications requiring mitigation of harsh radio environments (multifamily dwellings, airplanes, factories, municipalities, etc.). WLAN Radio Resource Measurement addresses the MAC, the SME, the MLME primitives, the MIB, and the interface to upper layers. The Radio Resource Measurement scope is to define Radio Measurements and to provide mechanisms to higher layers for radio and network measurements. This amendment provides these mechanisms using request/response queries and an Object Identifier (OID) interface to upper layers in the MIB.

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  • 《Git版本控制管理(第2版)》迷你书

    Git 是一款免费、开源的分布式版本控制系统,最早由 LinilusTorvalds 创建,用于管理 Linux 内核开发, 现已成为分布式版本控制的主流工具。 本书是学习掌握 Git 的最佳教程,总共分为 21 章,其内容涵盖了如何在多种真实开发环境中使用 Git;洞 察 Git 的常用案例、初始任务和基本功能;如何在集中和分布式版本控制中使用 Git;使用 Git 管理合并、 冲突、补丁和差异;获得诸如重新定义变基( rebasing)、钩子( hook)以及处理子模块(子项目)等的 高级技巧; Git 如何与 SVN 版本库交互(包括 SVN 向 Git 的转换);通过 GitHub 导航、使用开源项目, 并对开源项目做贡献。 本书适合需要进行版本控制的开发团队成员阅读,对 Git 感兴趣的开发人员也可以从中获益。

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  • IEEE 1905 standard spec

    This standard defines an abstraction layer for multiple home network technologies. The abstraction layer provides a common data and control service access point to the heterogeneous home network technologies described in the following specifications: IEEE Std 1901TM-2010, IEEE Std 802.11TM-2012, IEEE Std 802.3TM-2008, and MoCA® 1.1.1,2 This standard is extensible to work with other home network technologies. The abstraction layer supports a dynamic interface selection for transmission of packets arriving from any interface (upper protocol layers or underlying network technologies). End-to-end quality of service (QoS) is enabled in an IEEE 1905.1 network. Also specified are procedures, protocols, and guidelines to provide a simplified user experience to add devices to the network, to set up encryption keys, to extend the network coverage, and to provide network management features to address issues related to neighbor discovery, topology discovery, interface selection, QoS negotiation, and network control and management.

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  • 802.11ac_SPEC

    EEE Standard for Information technology— Telecommunications and information exchange between systems Local and metropolitan area networks— Specific requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications Amendment 4: Enhancements for Very High Throughput for Operation in Bands below 6 GHz

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    2017-04-01
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  • 802.11s原版协议规范

    A STA’s membership in a BSS is dynamic (STAs turn on, turn off, come within range, and go out of range). To become a member of an infrastructure BSS or an IBSS, a STA joins the BSS using the synchronization procedure described in 11.1.3.4. To start a new mesh BSS or to become a member of a mesh BSS, a STA starts beaconing and the synchronization maintenance procedure described in 11C.12. To access all the services of an infrastructure BSS, a STA becomes “associated.” These associations are dynamic and involve the use of the distribution system service (DSS), which is described in 5.3.2. A mesh STA does not become associated as there is no central entity in a mesh BSS (MBSS). Instead, a mesh STA peers with other mesh STAs and thereby they form the MBSS.

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  • 802.11原版规范

    This clause presents the concepts and terminology used within this standard. Specific terms are defined in Clause 3. Illustrations convey key IEEE 802.11 concepts and the interrelationships of the architectural components. IEEE Std 802.11 uses an architecture to describe functional components of an IEEE 802.11 LAN. The architectural descriptions are not intended to represent any specific physical implementation of IEEE Std 802.11

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  • WMM规范 1.1

    This document defines the specification for WMM, an 802.11 quality of service (QoS) implementation based on a subset of the draft 802.11e standard supplement [2]. It is motivated by the need to prevent market fragmentation caused by multiple, non-interoperable pre-standard subsets of the draft 802.11e standard that would otherwise occur. It is intended that WMM can be implemented, subjected to interoperability testing and deployed in the market before the availability of 802.11e. This is facilitated by selecting a subset of the features of 802.11e. In no way should WMM be taken to detract from 802.11e itself, which is viewed as the long term endpoint of WMM. Deployment of WMM will deliver useful QoS functionality for voice over 802.11, streaming media and also provide key lessons which will benefit eventual deployment of 802.11e.

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    2017-04-01
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  • tftp dhcp server(经典工具

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    2016-08-18
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  • WLL(wireless local loop)

    Wireless local loop system description.

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    2016-03-22
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