https://community.bt.com/t5/Home-setup-Wi-Fi-network/UpNP-Extended-Security/m-p/2352438#M208373 <P>Hi All</P><P>I’ve been trying to debug some issues with Denon HEOS speakers for over a year</P><P>I think I am finally there and the main culprit seems to be the Extended UPnP security and if I turn it off (but leaving upnp on) things seem to be working&nbsp;</P><P>Is there any technical detail on what&nbsp;<SPAN>Extended UPnP security is /does so I can understand it bett</SPAN></P><P>Thanks</P> Sat, 02 Mar 2024 19:07:50 GMT MiniEggs 2024-03-02T19:07:50Z https://community.bt.com/t5/Home-setup-Wi-Fi-network/UpNP-Extended-Security/m-p/2352438#M208373 <P>Hi All</P><P>I’ve been trying to debug some issues with Denon HEOS speakers for over a year</P><P>I think I am finally there and the main culprit seems to be the Extended UPnP security and if I turn it off (but leaving upnp on) things seem to be working&nbsp;</P><P>Is there any technical detail on what&nbsp;<SPAN>Extended UPnP security is /does so I can understand it bett</SPAN></P><P>Thanks</P> Sat, 02 Mar 2024 19:07:50 GMT https://community.bt.com/t5/Home-setup-Wi-Fi-network/UpNP-Extended-Security/m-p/2352438#M208373 MiniEggs 2024-03-02T19:07:50Z