单个ssh连接可以并行承载多个通道，每个都可双方向传输数据。

A single SSH connection can host multiple channels concurrently, each transferring data in both directions.

youdao

单个ssh连接可以并行承载多个通道，每个都可双方向传输数据。

A single SSH connection can host multiple channels concurrently, each transferring data in both directions.

youdao