D-channel

橘子化妆朗文词典

常见例句

Traffic over the D channel employs the Link Access Procedure on the D Channel (LAPD) protocol.
在D通道上的流量须应用在D通道上的链路存取程序(LAPD)之协定。
A long distance phone company can provide ANI which may arrive over the D channel of an ISDN primary rate interface circuit or via a dedicated single line before the first ring.
美国有各种ANI，长话公司能提供ANI，它可在ISDN基本速率接口电路的D信道上到达，或在首次振铃之前通过专用线到达。
The D channel carries signaling messages, such as call setup and teardown, to control calls on B channels.
通道所运送的是传讯讯息，例如是用来控制B通道传呼的呼叫建立与解除。
Because it uses two B channels and one D channel, BRI is sometimes referred to as 2B+D.
由于它采用2条B通道及一条D通道，故BRI有时候会被写成2B+D。
Primary Rate Interface (PRI) is an ISDN interface for primary rate access , which consists of a single 64-kbps D channel plus 23 (T1) or 30 (E1) B channels for voice or data.
主速率接口是一个适用于主速率通道的ISDN接口，它是由一个单个的64-kbps的D通道再加23个（T1）或30个（E1）语音或数据B通道构成的。
ISDN specifies two standard access methods, BRI and PRI. A single BRI or PRI interface provides a multiplexed bundle of B and D channels.
ISDN指定了两个标准的存取方法，分别是BRI和PRI。每一个BRI或PRI介面都提供一个由B与D通道编成的多工组合。

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