icmpv6

Hi everyone, I have RT-AC86U with stock firmware 3.0.0.4.386_51255 My ISP provides native IPv6 which I enabled. ICMP packets are blocked from WAN to LAN when Enable IPv6 Firewall is set to Yes - I tested it multiple times with several devices on LAN, using https://ipv6-test.com and also ping6...

Hi guys I recently purchased a new router, namely the GT-AC2900. What I noticed is that this router - unlike my old Asus router - filters ICMPv6. This is very strange considering Asus and Merlin are known to be ping 6 friendly. Why this sudden change? How do I undo this filtering of ICMPv6...