def cmd_ping(self, conn):
        pass
Add hardware interfaces
dataset/ETHPy150Open beetbox/beets/beetsplug/bpd/__init__.py/BaseServer.cmd_ping--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/orchestrator/nova_serializers.py/NovaNetworkDeploymentSerializer.__add_hw_interfaces