- 设备设置优化：
- 使用端到端协议协议（TPDP）而不是PTDP，以减少延迟和波动。
- 控制缓存缓存缓存缓缓存缓缓存缓缓存缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓缓
