Other, less common methods adopt a full digital delivery, using either dedicated satellite links or high speed Internet connections.
还有，较少见的是采用完全的数字发放，或者使用专用的卫星连接或者是高速因特网连接。
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Note that IPSec connections can be established using software on the client machine rather than using a dedicated IPSec router, but using dedicated equipment scales better.
River Delta are well catered for too, by intermodal barge, with 35 port connections, while a dedicated feeder service calls at 13 ports along the northern, central and southern coasts of China.