code: func setIpUnnumbered(ch api.Channel) {
  	req := &interfaces.SwInterfaceSetUnnumbered{
  		SwIfIndex:           1,
  		UnnumberedSwIfIndex: 2,
  		IsAdd:               1,
  	}
  	reply := &interfaces.SwInterfaceSetUnnumberedReply{}
  
  	if err := ch.SendRequest(req).ReceiveReply(reply); err != nil {
  		fmt.Println("ERROR:", err)
  	} else {
  		fmt.Printf("%+v\n", reply)
  	}
  }
docs: // aclDump shows an example where SendRequest and ReceiveReply are not chained together.