| My transit provider doesn't support IPv6 |
IPv6 is slower than IPv4 |
We have IPv6, but we just want to keep things simple |
We'll deploy IPv6 right after we deploy DNSSEC |
IPv6 is just a fad |
| Our Dynamic DNS doesn't support it |
Did you mean IPTV? |
Too many people have broken IPv6 stacks |
NAT444 is fine |
It's on our roadmap |
| Can't we just buy more IPv4 addresses? |
What do you mean I have to wrap an IP in square brackets? |
 |
We forgot to include IPv6 in our last RFP |
AWS doesn't support it |
| Vendor bugs |
Those stupid Privacy Extension addresses keep changing |
It's not mature enough |
It's not supported by Google Compute |
Our Lawful Intercept doesn't support IPv6 yet |
| None of our customers want it |
IPv6 isn't an Internet Standard yet |
It'll make it easier for the government to track me |
Larger headers are less efficient |
It'll break our GeoIP |
Made with excuses from