@Janakj my router received a firmware update this night. 1.0.15 build 20240117 This firmware resolved my problem.

@erreur404 thanks you, waiting to try it.

I still experience my issue on my side. Only one Deco BE85 (one master 0 satelitte) on firmare 1.0.14 build 20231124 rel. 32537. all wifi device can connect to: - WAN IP + port OK - LAN IP + port OK...

@Dgruhin Hello, Same problem here. No DNS issue, i can resolv the domain properly. With the IP and port that dont work. Firmware 1.0.13 build 20230927. With my old router that work fine with the same...