IPv6 Excuse Bingo| IPv6 addresses are too long to remember | NAT444 is fine | There's no certification track | There's no ROI on deploying IPv6 | My transit provider doesn't support IPv6 |
| Hex is hard | I don't want to lose the security provided by NAT | We have no roadmap for native IPv6 as we rolled out 6RD. | Too many people have broken IPv6 stacks | It's not supported by Google Compute |
| IPv6 is slower than IPv4 | Vendor bugs | |
AWS doesn't support it | We'll deploy IPv6 next financial year |
| What do you mean I have to wrap an IP in square brackets? | IPv6 isn't supported by OVH Cloud | Larger headers are less efficient | Our Dynamic DNS doesn't support it | Did you mean IPTV? |
| Our DDOS mitigation platform can't monitor IPv6 | It'll make it easier for the government to track me | It'll break our GeoIP | We can use RFC6598 | Azure doesn't support it |