IEEE P802.11s/D4.0, Dec 2009 PDF | Request Standard
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IEEE P802.11s/D4.0, Dec 2009

Specific requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications Amendment 10: Mesh Networking

Standard by IEEE, 2009

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  • Language: English
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About This Item

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P802.11s/D4.0, Dec 2009 is a draft wireless LAN specification for mesh networking within the IEEE 802.11 MAC and PHY framework. It focuses on how WLAN devices can form and maintain multi-hop mesh links, which is important for extending coverage and improving network resilience in power, energy, and industrial settings. As an inactive technical document, P802.11s/D4.0, Dec 2009 is most useful for understanding the requirements and design direction of mesh-enabled wireless LAN behavior.

About P802.11s/D4.0, Dec 2009

This document addresses Amendment 10 to the Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specifications, with a specific focus on mesh networking. P802.11s/D4.0, Dec 2009 describes how stations may cooperate as part of a mesh rather than relying only on a single access point. That makes it relevant to technical evaluation, implementation review, and standards-based comparison where distributed WLAN topology, forwarding behavior, and interoperability considerations are important.

Where is P802.11s/D4.0, Dec 2009 used?

P802.11s/D4.0, Dec 2009 is typically relevant in wireless LAN systems that need node-to-node mesh connectivity across larger or obstructed areas. It may be used in industrial facilities, utility-related networks, campus environments, and other installations where extending coverage through intermediate devices is practical. The standard is also useful when assessing equipment intended for resilient wireless backhaul, distributed access points, or mesh-capable controllers and radios operating under IEEE 802.11-based requirements.

Importance in practice

In practice, P802.11s/D4.0, Dec 2009 helps define consistent expectations for mesh networking behavior, which supports design control and technical review. Clear requirements can reduce integration risk when multiple devices must cooperate in the same wireless LAN environment. For procurement and testing, the document provides a reference for evaluating whether mesh features align with the intended MAC and PHY behavior. This is especially useful where reliability, coverage planning, and predictable network operation matter.

  • Wireless LAN mesh networking requirements
  • MAC and PHY behavior for multi-hop links
  • IEEE 802.11 amendment context
  • Draft version: D4.0, December 2009
  • Inactive standard document reference
SKU: b4a97940794a

  • Publication Date: 2009

  • Standard Status: Inactive

  • Publisher: IEEE

  • Subject: Power, Energy and Industry Applications

  • Official IEEE: Doi link

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