IPv6 Excuse Bingo| Larger headers are less efficient | We don't have a lab to test it | None of our customers want it | There's no ROI on deploying IPv6 | We forgot to include IPv6 in our last RFP |
| It's on our roadmap | We've still got plenty of IPv4 | My transit provider doesn't support IPv6 | We'll deploy IPv6 next financial year | End users don't care about IPv6 |
| Android doesn't support DHCPv6 | IPv6 isn't supported by OVH Cloud | |
I don't want to expose my MAC address | AWS doesn't support it |
| IPv6 is slower than IPv4 | IPv6 isn't an Internet Standard yet | IPv6 is a security risk | Our Lawful Intercept doesn't support IPv6 yet | We can use RFC6598 |
| Our vendor doesn't support it | Our DDOS mitigation platform can't monitor IPv6 | Azure doesn't support it | What's IPv6? | Vendor bugs |