URL:
https://github.com/SSSD/sssd/pull/132
Title: #132: Add "Wants=" to sssd unit
fidencio commented:
"""
Yes, they are. Theoretically sssd and kcm responders' sockets are (or should be)
enabled by default by the distro.
"""
See the full comment at
https://github.com/SSSD/sssd/pull/132#issuecomment-411701824