def _add_binding_to_db(self, npb):
return nexus_db_v2.add_nexusport_binding(<EOL>npb.port, npb.vlan, npb.vni, npb.switch, npb.instance,<EOL>npb.channel_group, npb.is_native_vlan)<EOL>
Adds a port binding to the Nexus database.