| Vendor bugs |
IPv6 is slower than IPv4 |
Our business intelligence team can't even parse IPv4 logfiles |
Github doesn't support IPv6 |
Those stupid Privacy Extension addresses keep changing |
| None of our customers want it |
I don't want to expose my MAC address |
I don't want to lose the security provided by NAT |
IPv6 is a security risk |
No one else has deployed it |
| Our DDOS mitigation platform can't monitor IPv6 |
Too many people have broken IPv6 stacks |
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Can't we just buy more IPv4 addresses? |
Did you mean IPTV? |
| IPv6 is just a fad |
End users don't care about IPv6 |
We would have to rewrite our entire application to support it |
What do you mean I have to wrap an IP in square brackets? |
We can use RFC6598 |
| We'll deploy IPv6 right after we deploy DNSSEC |
My transit provider doesn't support IPv6 |
There's no certification track |
We don't need that many addresses |
Larger headers are less efficient |
Made with excuses from