@Somnus I tried pinging outside network and CPE from inside house 1 (both wired and wireless) and could not see any indication that there was a problem in house 1. I also tried pinging the D-link and...

@Somnus I tried pinging IP of CPE210 in house 1, Deco M5 and outside adress (Google 8.8.8.8) continously in cmd I could see spikes of 800ms sometimes and also "Request timed out.", but not as often...

Hello, I problems with very high ping spikes on my CPE210 setup between 2 houses. The setup is as follows: Fiber modem -> Deco M5 (router for network house 1) -> CPE210 house 1 -> CPE210 house 2 ->...