FreeBSD doesn't merge a KAME's change, so IPv6 cannot use Jumbo Frames.
This change is already merged to NetBSD or OpenBSD.
For bugs matching the following criteria:
Status: In Progress Changed: (is less than) 2014-06-01
Reset to default assignee and clear in-progress tags.
Mail being skipped
This is very old and the link is dead. I have used jumbo frames with ipv6 recently.
If this is still an issue, please reopen