Comment 7 for bug 1799487

Verification done on bionic with netplan.io:

mtrudel@daikoku:~$ dpkg -l netplan.io | more
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-==============-=====================-============-===========================================================
ii netplan.io 0.96-0ubuntu0.18.04.1 amd64 YAML network configuration abstraction for various backends

Setting up an IPv6 sit tunnel via Hurricane Electric works nicely with the supplied configuration (changed with the right addresses for that tunnel).