I've now moved the Main Deco to be the X10 however the issue persists. There seems to be a fundamental issue with Deco X10, M4 and other models cannot forward DTLS traffic (i.e. this isn't Zscaler...

@David-TP hi David from what I can see this is at least a 2yr old problem with the Deco platform. Why are Beta firmware releases still required to address this? My guess is the SPI firewall is...

Is it possible to get an update on this please It appears to be a known issue with Deco in Router mode which is spot fixed rather than has been fixed across the product line so I assume you can tell...

Just confirming it is in Router mode. There are also a couple of M4's in the network. I previously had one of the M4's in Access Point mode attached to a Google Mesh Wifi and didn't have these...

Yes, I can easily recreate it. Basically whenever Zscaler Internet Access is turned on, a lot of sites don't work. As soon as I turn it off, the sites begin to work immediately. I've had our Zscaler...

I have just upgraded the firmware to 1.1.7 Build 20240911 Rel 53484 There is no improvement.