# ==> /etc/systemd/system/public-inbox-imapd.socket <== [Unit] Description = public-inbox-imapd socket [Socket] ListenStream = 0.0.0.0:143 BindIPv6Only = ipv6-only ListenStream = [::]:143 Service = public-inbox-imapd@1.service [Install] WantedBy = sockets.target