'Return configuration info about the Container Engine service.
:keyword  ex_zone:  Optional zone name or None
:type     ex_zone:  ``str`` or :class:`GCEZone` or
:class:`NodeLocation` or ``None``'

def get_server_config(self, ex_zone=None):

    if (ex_zone is None):
        ex_zone = self.zone
    request = ('/zones/%s/serverconfig' % ex_zone)
    response = self.connection.request(request, method='GET').object
    return response
