When error correction is not required, UDP provides unreliable datagram service that enhances network throughout at the host-to-host transport layer.

如果没有要求更改错误，则UDP提供不可靠的数据服务，从而增加网络在传输层的吞吐量。

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The next layer, called the transport layer, is responsible for peer-to-peer communication (for example, within a host).

再上一层称为传输层，负责端到端的通信（例如，在一台主机内部）。

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The two most important enhancements in SCTP over traditional transport layer protocols are the end-host multi-homing and multi-streaming capabilities.

SCTP 相对于传统的传输层协议来说，两个重要的增强是终端主机的多宿主和多流功能。

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