parkspace_module/setting/communication.prototxt

communication_parameters
{

   bind_string:"tcp://192.168.2.166:9000"
   connect_string_vector:"tcp://192.168.2.166:9001"
 # connect_string_vector:"tcp://192.168.2.166:9002"

   connect_string_vector:"tcp://192.168.2.125:9876"

}