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<p>link layer, which are WL_SAP (Wireless Link SAP) and WLME_SAP (Wireless Link Management Entity SAP), respectively. WL_SAP is used for the <a href="page.php?w=data_plane">data plane</a>, whereas WLME_SAP is used for the management plane. The SAPs are utilized by the system layer in controlling the QoS of wireless link modules.</p>

<p><big> See also </big></p>
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*<a href="page.php?w=Cross-layer_optimization">Cross-layer optimization</a><br/>
*<a href="page.php?w=End-to-end_principle">End-to-end principle</a><br/>
*<a href="page.php?w=Opportunistic_Mesh">Opportunistic Mesh</a></p><p>
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