Description of problem:

after reboot /usr/libexec/kdc is listening only on localhost

Version-Release number of selected component (if applicable):

Name        : heimdal-server
Version     : 7.7.0


How reproducible:

every reboot

Steps to Reproduce:

* configure heimdal kdc
* systemctl enable heimdal-kdc.service
* reboot
* netstat -tulpn | grep :88


Actual results:

* only 127.0.0.1:88 and ::1:88 are listed in netstat output
* KDC cannot be contacted from other machines


Expected results:

KDC should also listen to IP of enp0s3

Additional info:
a fix could be to modify /usr/lib/systemd/system/heimdal-kdc.service:

  After=syslog.target network.target network-online.target
  Wants=network-online.target