@JordiRisa Hi, I don't know why, but I've tested it for 24 hours with a brand new Cat 5e patch cable and it works perfectly, while with a brand new Cat 6 cable it's unstable. It seems surreal, but...

@Joseph-TP I have setup internet no negotiation, full duplex 1000mbps Isp modem - main ax58 never fail, and pcs connect to lan never fail, only fail backhaul.

@JordiRisa I'm going to try a Cat5e cable from ax58-1 LAN to ax58-2 WAN for a few hours to see what happens....

@JordiRisa Nothing, 12h and fail:

@Joseph-TP Hi Joseph, thanks for support. My diagram is easy and clear: ISP modem— AX58-1 — 10m CAT6 — AX58-2 )))((( client devices Now I try connect ax58-1 LAN4 to wan ax58-2 and for now it seems...

@JordiRisa If I put the ax58 main LAN to the satellite in WAN it doesn't go over 100mb, but if I put it from LAN port to LAN PORT it does leave me at 1000mb although after 8 hours it drops, do I try...