Okay, here's what I've found. The connection to digi.hu is PPPoE. I've configured a Linux box to PPPoE to the ISP and WireSharked the network traffic on ppp0, while issued an rdisc6 command. (Sent...

On second thought, the problem might not be with the router at all. I've studied one of the ipv6 specifications: "Neighbor Discovery for IP version 6 (IPv6)" ( https://tools.ietf.org/html/rfc4861)...

Model : Archer C7 Hardware Version : v4.0 Firmware Version : 1.0.7 Build 20180425 rel.62587(4555) ISP : http://digi.hu/ Symptom: - Router does not sends RA packets, not even after client's RS packets...

TEST CONTENT