osmo-bsc/openbsc/contrib/systemd/osmo-nitb.service

[Unit]
Description=OpenBSC Network In the Box (NITB)

[Service]
Type=simple
Restart=always
ExecStart=/usr/bin/osmo-nitb -s -C -c /etc/osmocom/osmo-nitb.cfg -l /var/lib/osmocom/hlr.sqlite3
Restart=always
RestartSec=2