My question is how can I keep IPv6 SPI Firewall (in order to have increased security) WITHOUT blocking ICMPv6 (required for IPv6 to work properly)? ICMP is needed in an IPv6 network for it to work pro

It began happening for me in three latest firmwares. Can it be fixed? It happened two times already within 1 week after updating to current firmware. When it happens, VR2800 interface only shows the n