syntax = "proto3";

message PingReq {
	enum CmdId {
		option allow_alias = true;
		NONE = 0;
		CMD_ID = 5;
		ENET_CHANNEL_ID = 0;
		ENET_IS_RELIABLE = 1;
		IS_ALLOW_CLIENT = 1;
	}
	uint32 seq = 1;
	uint32 clientTime = 2;
}