https://community.extremenetworks.com/t5/extremewireless-wing/ap6521-low-speed-after-upgrade-to-wing-5-6/m-p/98901#M9380 <P>Hi Sungod,<BR /><BR />I would highly recommend if "upgrading" AP6521 to try using the latest and greatest supported by that platform.<BR />Recommendation:<BR />5.8.6.13 or 5.9.1.10<BR />&nbsp;<BR />After upgrade if speeds are still slow please confirm if all APs are using for 40Mhz wide 5Ghz channels.<BR />Also post output from "<EM>show wireless radio st rf</EM>" and "<EM>show wireless client st rf</EM>"</P><P><STRONG>Side Note:</STRONG><BR />This AP model has low memory so i would also recommend following article below for improved stability.<BR /><A href="https://extreme-networks.my.site.com/ExtrArticleDetail?an=000074457" target="_blank">https://extreme-networks.my.site.com/ExtrArticleDetail?an=000074457</A></P> Tue, 16 Jan 2024 15:03:10 GMT Daren_E 2024-01-16T15:03:10Z https://community.extremenetworks.com/t5/extremewireless-wing/ap6521-low-speed-after-upgrade-to-wing-5-6/m-p/98802#M9369 <P>I have three AP6521 (1 controller+ 2 adopted AP`s). After upgrade from Wing 5.4 to 5.6 wireless speed down to 80-100 mbps. Before upgrade speeds was 200-280 mbps. AP's works in 5Ghz mode.&nbsp;</P> Fri, 12 Jan 2024 20:37:13 GMT https://community.extremenetworks.com/t5/extremewireless-wing/ap6521-low-speed-after-upgrade-to-wing-5-6/m-p/98802#M9369 Sungod 2024-01-12T20:37:13Z https://community.extremenetworks.com/t5/extremewireless-wing/ap6521-low-speed-after-upgrade-to-wing-5-6/m-p/98901#M9380 <P>Hi Sungod,<BR /><BR />I would highly recommend if "upgrading" AP6521 to try using the latest and greatest supported by that platform.<BR />Recommendation:<BR />5.8.6.13 or 5.9.1.10<BR />&nbsp;<BR />After upgrade if speeds are still slow please confirm if all APs are using for 40Mhz wide 5Ghz channels.<BR />Also post output from "<EM>show wireless radio st rf</EM>" and "<EM>show wireless client st rf</EM>"</P><P><STRONG>Side Note:</STRONG><BR />This AP model has low memory so i would also recommend following article below for improved stability.<BR /><A href="https://extreme-networks.my.site.com/ExtrArticleDetail?an=000074457" target="_blank">https://extreme-networks.my.site.com/ExtrArticleDetail?an=000074457</A></P> Tue, 16 Jan 2024 15:03:10 GMT https://community.extremenetworks.com/t5/extremewireless-wing/ap6521-low-speed-after-upgrade-to-wing-5-6/m-p/98901#M9380 Daren_E 2024-01-16T15:03:10Z