The admin utilities usually run with the default config files:
/etc/neutron/neutron.conf and /etc/neutron/plugins/vmware/nsx.ini
In order to run it with custom files you can use:
nsxadmin --config-file <neutron conf path> --config-file <nsx conf path>
Change-Id: I0c75f0a616d8016a840611edab1e3b3edb53c4ad
ed6bd1f4e9