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Wi-Fi mesh ¼¼Êõ·ÖÎö

3.1   IEEE 802.11S

IEEE 802.11S Wi-Fi ×Ô×éÍøºÍ̸³ß¶È½ÏΪÆëÈ« £¬2006 Äê±»Ìá½»ÖÁ IEEE £¬2011 Äê±»ÕýʽÄÉÈë³ß¶Èϵͳ¡£ËüºÏÓÃÓÚ¶à¸øÂ·ÓÉÉ¢²¼Ê½ Wi-Fi ×éÍø³¡¾° £¬±ÈÁ¦ÊʺÏÓÚÆóÒµÍø¡¢Ð£Ô°ÍøµÈ±ÈÁ¦´óÐ͵ĸ²¸Ç³¡¾°£»»¹ÓµÓп糧É̼æÈÝ»¥Í¨¡¢³Ö¾ÃÑݽø¡¢Ö°ÄÜÍêÕû¡¢¼ÒÍ¥ÄÚ²¿¾ÖÓòÍøÊý¾Ýת·¢È¥ÖÐÐÄ»¯µÄÓÅÊÆ £¬ÆäʵÏÖµÄ MAC Ö¡ÌåʽÈçͼËùʾ¡£

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IEEE 802.11S ÊÇͨ¹ýÀ©´ó IEEE 802.11 MAC ²ãʵÏÖµÄÁùµØÖ·Êý¾Ý»¥»» £¬ÔÚ Wi-Fi MAC ²ãʵÏÖ·ÓÉ £¬ÊµÏÖ±ÈÁ¦¸´ÔÓ £¬¶ÔÖÕ¶ËÄÜÁ¦ÒªÇó¸ß £¬¿ª·¢ºÍÊØ»¤µÄ³É±¾±ÈÁ¦¸ß £¬Í¨³£¼ÒÍ¥ÎÞÏßAP ÖÕ¶Ë»úÄÜÎÞ·¨±£ÏÕ £¬¹Ê²úÒµÁ´¸ßͨ¡¢²©Í¨¡¢MTK µÈ´óµÄоƬ³§ÉÌ¶Ô IEEE 802.11S Ö§³ÖÁ¦¶È²»´ó £¬Ä¿Ç°Ñ¡È¡ IEEE 802.11S µÄ Wi-Fi Mesh µÄ²úÆ·²¢²»¶à £¬½üÆÚÔÚ¹ú¼ÊµÄ³ß¶È×éÖ¯ÖÐҲδ¿´µ½¹ØÓÚ IEEE 802.11S ¼¼Êõ³ß¶ÈÑݽøÍƶ¯µÄнøÕ¹¡£

3.2   WDS

ÎÞÏßÉ¢²¼Ê½ÏµÍ³£¨wireless distribution system £¬WDS£©ÊÇÎÞÏßÏνÓÁ½¸ö½ÓÈëµãµÄºÍ̸¡£WDS ×î³õÔÚÎÞÏßÀûÓÃÁìÓòÖÐ £¬ÊÇÎÞÏß»ùÕ¾ÓëÎÞÏß»ùÕ¾Ö®¼ä½øÐÐÁªÏµÍ¨Ñ¶µÄϵͳ¡£IEEE 802.11 ºÍ̸½ç˵µÄWi-Fi MAC ²ãÊý¾ÝÖ¡½á¹¹ÖÐÓÐÔ¤Áô 4 ¸öµØÖ·Óò £¬»ùÓÚ WDS µÄ Mesh Á´Â·Ñ¡È¡ËĵØÖ·»òÈýµØÖ·Óë802.11 ³ÖÒ»Ö £¬¼´µ± ToDS ºÍ FromDS Ϊ 1 ʱ £¬Ñ¡È¡ËĵØÖ·Ìåʽ£»µ± ToDS Ϊ 0 £¬FromDS Ϊ 1 ʱ £¬Ñ¡È¡ÈýµØÖ·Ìåʽ £¬ÈçͼËùʾ¡£

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µ«ÒòÈýµØÖ·Ìåʽֻ֧³Ö AP ºÍ station Ö®¼ä´«ÊäÊý¾Ý £¬ÔÚ AP ºÍ AP Ö®¼äÏÂÐÐÊý¾ÝÖ÷ÕŵØÖ·»áÃÔʧµ¼ÖÂÎÞ·¨´«Êäµ½Ö÷ÕÅSTA¡£Ö»ÄÜÒÀÀµÓÚIP·ÓÉ £¬µ«³¤¶Ì IP µÄÊý¾Ý·Ö×éÈÔ¾ÉÎÞ·¨´«Êä¡£¹ÊÖ»ÄÜѡȡWDS ËĵØÖ·Ìåʽ´«Êä £¬Êý¾ÝÖ¡Ö»ÓëMAC²ãÓйØ £¬Êý¾Ý²»±ØÒªÉÏ IP ²ã´¦Öà £¬Ð§Äܸß £¬µ«ÊÇ WDS Ö»»®¶¨ÁËÊý¾ÝÌåʽ £¬²¢Î´»®¶¨ AP ºÍ AP Ö®¼äÈôºÎ³ÉÁ¢ÏνӺͻ¥»»ÃÜÔ¿ £¬¸÷³§É̵ÄʵÏÖ·½Ê½¸÷²»Ò»Ñù¡£¹Ê»ùÓÚ WDS µÄ Wi-Fi Mesh ºÍ̸ͬÑù´æÔÚ»¥Í¨ÐԺͳ߶Ȳ»ÆëȫͳһµÄÎÊÌâ £¬ÈÔÐèÓÅ»¯½â¾ö¡£2017 ÄêWi-Fi ÁªÃË£¨WFA£©³ÉÁ¢ÁËÒ»¸ö»ùÓÚ WDS ģʽµÄ MAP ¼¼Êõ»áÉÌ×é £¬³Áµã×êÑиÃÎÊÌâ £¬´Ó¶ø²úÉúÁË MAP ³ß¶ÈºÍ̸¡£

3.3   MAP

MAP ³Áµã½â¾ö»ùÓÚ WDS ºÍ̸·ÖÆç³§ÉÌWi-Fi Mesh ²úÆ·¼äµÄ»¥Í¨ÐÔµÄÎÊÌâ £¬WFA ÔÚ2018 Äê°ä²¼ÁËÓÃÓÚ¼ÒÍ¥ÍøÂç×Ô×éÍøµÄ MAP ³ß¶ÈºÍ̸ £¬²¢ÇÒ×÷Ϊ WAF easy Mesh µÄ»¥Í¨ÐÔÈÏÖ¤³ß¶È¡£MAP Wi-Fi Mesh ʵÏֹ滮µÄ MAC Ö¡Ìåʽ £¬ÈçͼËùʾ¡£

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