This bug was fixed in the package knockd - 0.7-1ubuntu1.18.04.1
--------------- knockd (0.7-1ubuntu1.18.04.1) bionic; urgency=medium
* Fix systemd knockd.service file: - use After=network-online.target (LP: #1819345) - add [Install] so knockd service can be enabled (LP: #1799697)
-- Dan Streetman <email address hidden> Sun, 10 Mar 2019 11:13:50 -0400
This bug was fixed in the package knockd - 0.7-1ubuntu1. 18.04.1
--------------- 18.04.1) bionic; urgency=medium
knockd (0.7-1ubuntu1.
* Fix systemd knockd.service file: online. target (LP: #1819345)
- use After=network-
- add [Install] so knockd service can be enabled (LP: #1799697)
-- Dan Streetman <email address hidden> Sun, 10 Mar 2019 11:13:50 -0400