https://business.forums.bt.com/t5/Broadband/Bt-smart-hub-3-disks/m-p/95891#M18532 <P>Hi,&nbsp; I just got a Business smart hub 3 , FFTP and 500Meg , If&nbsp; I run a 20M&nbsp; cat5e from the hub what sort of free space wifi rate (no walls)should&nbsp; I expect if&nbsp; I connect a new black Square wifi disk to it ?</P><P>thx</P><P>&nbsp;</P> Mon, 15 Dec 2025 12:43:22 GMT superman 2025-12-15T12:43:22Z https://business.forums.bt.com/t5/Broadband/Bt-smart-hub-3-disks/m-p/95891#M18532 <P>Hi,&nbsp; I just got a Business smart hub 3 , FFTP and 500Meg , If&nbsp; I run a 20M&nbsp; cat5e from the hub what sort of free space wifi rate (no walls)should&nbsp; I expect if&nbsp; I connect a new black Square wifi disk to it ?</P><P>thx</P><P>&nbsp;</P> Mon, 15 Dec 2025 12:43:22 GMT https://business.forums.bt.com/t5/Broadband/Bt-smart-hub-3-disks/m-p/95891#M18532 superman 2025-12-15T12:43:22Z https://business.forums.bt.com/t5/Broadband/Bt-smart-hub-3-disks/m-p/96001#M18559 <P>With a 20m Cat5e backhaul, you can expect wireless speeds of 300–450 Mbps near the disk in an open space, as the Ethernet cable ensures the disk receives the full 500 Mbps capacity without signal loss. Since Cat5e supports up to 1 Gbps, your connection is fully optimized for your FTTP line.</P> Mon, 19 Jan 2026 09:15:27 GMT https://business.forums.bt.com/t5/Broadband/Bt-smart-hub-3-disks/m-p/96001#M18559 betty954bell 2026-01-19T09:15:27Z