Comment 8 for bug 502655

Scott Anderson (swaj) wrote :

For those that are watching this, I was encountering this issue with 10.04 LTS, but I figured out the syntax to fix it. You basically need to allow traffic over protocol 41 from your ipv4 tunnel endpoint. For example, my IPv4 endpoint was with HE's tunnel broker at, so my ufw allow line looks like this:

ufw allow proto ipv6 from

After adding this rule, traffic was coming in/out with no issues.