inbound            chan []byte
	parent             *Connection
	sendMu             sync.Mutex
	recvMu             sync.Mutex
	outBlock           chan struct{}
	clientPingInterval time.Duration
}

func newMuxStateless(ctx context.Context, msg message, c *Connection, handler StatelessHandler) *muxServer {
	var cancel context.CancelFunc
	ctx = setCaller(ctx, c.remote)
	if msg.DeadlineMS > 0 {

			}
			gridLogIf(ctx, c.queueMsg(m, muxConnectError{Error: msg}))
			return
		}
		_, _ = c.inStream.LoadOrCompute(m.MuxID, func() *muxServer {
			return newMuxStateless(ctx, m, c, *handler)
		})
	} else {
		// Stream:
		var handler *StreamHandler
		if subID == nil {
			if !m.Handler.valid() {