@academic_badger Hi, welcome to the community. May I know how long you have had the Deco P9? As the Powerline Backhaul is quite dedicated and closely related to the electric wiring system and...

@XWEBNetwork Hi, 1.1.3 has fixed the previous WAN connection speed error and improved the overall roaming experience among Decos. I haven't seen it mentioned any bug fix of the Ethernet Backhaul....

@HamHam Hi, I think you can check the IPV4 address on the Deco XE75 Pro. It is very likely that it is a private local reversed IP address, and there is one more firewall/NAT protection out of Deco....

@Rokensa Hi, welcome to the community. There shouldn't be any compatibility issues among Deco models. Have you tried using a new Ethernet cable and switching different Ethernet ports on the Deco XE75...

@Ozzo76 Hi, Thank you very much for the feedback. It would be a good idea to show the MAC address as well as the device host name. I will note it down first and check whether other users might have...

@HamHam Hi, I think this firmware version added the VPN server/client. Did you set the Deco XE75 Pro to wireless router mode? Can I have a screenshot of the page on the Deco APP>More? By the way,...