sudo netopeer-server -v3

netopeer-server[87339]: Shared memory key: -4
netopeer-server[87339]: Shared memory ID: 32813
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-inet-types.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-yang-types.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-netconf-monitoring.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-netconf-notifications.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model nc-notifications.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model notifications.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-netconf-with-defaults.
netopeer-server[87339]: ncds_features_parse: no feature definitions found in data model ietf-netconf-acm.
netopeer-server[87339]: ncds_set_validation: Relax NG validator set (//var/lib/libnetconf//ietf-netconf-acm-data.rng)
netopeer-server[87339]: ncds_set_validation: Schematron validator set (//var/lib/libnetconf//ietf-netconf-acm-schematron.xsl)
netopeer-server[87339]: Datastore ietf-netconf-acm initiated with ID 8.
netopeer-server[87339]: Checking the default Events stream path //var/lib/libnetconf//streams/.
netopeer-server[87339]: Unable to became primary owner of the org.liberouter.netopeer.server
netopeer-server[87339]: Communication subsystem not initiated.