the error is: RTNETLINK answers: Cannot assign requested address
the problem happened after update and upgrade, somehow that ipv6 didn't work, and i couldn't add any or delete any or add that old one again w this error: add tunnel "sit0" failed: No buffer space available
the error is: RTNETLINK answers: Cannot assign requested address
the problem happened after update and upgrade, somehow that ipv6 didn't work, and i couldn't add any or delete any or add that old one again w this error: add tunnel "sit0" failed: No buffer space available