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A comment on Blacknurse – Low bandwidth ICMP firewall attack. Parent comment

Re:Blacknurse – Low bandwidth ICMP firewall attack by kevin_b_er on Monday November 14, 2016 @11:51AM (#12951104)
For IPv4, yes. ICMP is required to route ipv6 correctly.
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Re:Blacknurse – Low bandwidth ICMP firewall attack by Arnt on Monday November 14, 2016 @12:42PM (#12951615)
It's required for v4 too, if you want PMTU discovery to work.
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