2018年11月30日 · On pfSense 2.4.4-RELEASE (amd64), what kind of ICMPv6 rule should I add to Firewall > Rules > WAN? I've seen some posts saying to just do a flat allow of a...

2021年1月18日 · Why is ICMPv6 so important for IPv6? ICMPv6 over the Internet is important for Path MTU Discovery (which uses the ICMPv6 Packet Too Big message) since ipv6 routers don't fragment packets. But I don't know if the web page tests that. I …

2018年9月11日 · @virgiliomi said in ICMPv6 not working ipv6-test.com: Nearly every ISP that supports IPv6 doesn't have reverse DNS available for their IPv6 blocks, and I don't think I'd ever expect them to have it available, given the volume of addresses.

2022年5月26日 · There is a section titled 'Allowing ICMPv6 Traffic on WAN Interface' - I checked the firewall rules on the WAN and the auto generated rules. Nothing like that appears in my rule set on the WAN. Is the article correct and those rules for particular types of ICMPv6 packets should be added to the WAN ruleset?

2020年7月9日 · Now on your WAN Interface create the same ICMPv6 rule as above, but now your destination is "IG_Local net" Basically, the Group acts as an Alias for all of the local Prefixes this way.

2018年4月15日 · This obviously applies to ICMPv6 but I guess I can generalize it to ask for all hidden rules since there would also be ones for DHCPv6 and who knows what else. I guess my followup would be how to get ipv6-test to go all green.

2012年6月22日 · IPv6 firewalls need to permit ICMPv6, type 2 (Packet Too Big) to work correctly with the public Internet. If you are implementing the IPv6 firewall for your web site, your enterprise, or other organization, please permit this specific ICMPv6 message, even if you by default block other types of ICMP.

2019年1月21日 · Posted by u/wolfpackunr - 2 votes and 2 comments

2020年4月27日 · But that got me thinking and researching. How important is ICMPv6 forIPv6 and what rules should be enabled? I'm using a UniFi USG-3P at home and I've added ACCEPT (New) ICMPv6 Echo Request separate rule to WAN LOCAL for my router's /128 and WAN IN for my /64 subnets (which are part of my /56 Delegated Prefix).

2019年9月21日 · Your router or firewall is filtering ICMPv6 messages sent to your computer. An IPv6 host that cannot receive ICMP messages may encounter problems like some web pages loading partially or not at all.