def get_admin_net(neutron_client):
    """Return admin netowrk.

    :param neutron_client: Authenticated neutronclient
    :type neutron_client: neutronclient.Client object
    :returns: Admin network object
    :rtype: dict
    """
    for net in neutron_client.list_networks()['networks']:
        if net['name'].endswith('_admin_net'):
            return net