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FAQs 净荷中应包含多少字节?
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  • +700002150 DS2782 UNTESTED RAW DIE: FAQ
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    • CES PW净荷与SAT PW净荷的主要区别是什么?
    • PW用于什么样的AAL1 (ATM适配层1)?
    • TDM PW是否可用于实现电信DS0交叉连接?
    • 为什么有多种PW报头字节(MEF-8、MPLS、UDP/IP、L2TPv3、IPv4和IPv6)?
    • 什么是OAM时标?
    • 什么是TDM伪线(PW)?
    • 什么是实时协议(RTP)时标?
    • 什么是差分时钟恢复(DCR)?
    • 什么是本地时标?
    • 什么是自适应时钟恢复(ACR)?
    • 净荷中应包含多少字节?
    • 时分复用(TDM) PW定时是什么意思?
    • 运营、管理和维护(OAM)意味着什么?
    • 高级数据链路控制(HDLC)必须怎样处理TDMoP?
  • +DS3501U+: FAQ
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  • 使用AD936X Evaluation Software导出配置时,软件提示滤波器系数过多。

净荷中应包含多少字节?

将延迟降至最小几乎总是非常重要。延迟受净荷大小的直接影响,所以净荷大小通常设置为设备带宽允许的最小值。值得注意的是,随着净荷大小的减小,PW带宽的效率变得越来越低。在有些情况下,在系统中工作的TDMoP器件采用规定的定时约束。例如,有些移动系统采用低码率语音编码技术,以8ms块处理语音数据。这种系统会得益于大小等于8ms语音数据的PW净荷。其他系统可能对延迟非常敏感,要求延迟不得超过1ms。延迟没有统一的标准规则。Maxim的TDMoP器件产生数据包时,数据和填充域的最大大小为1500字节。如果被传输净荷的尺寸小于46字节,则采用填充符使帧尺寸达到最小长度。从目标地址域至帧校验序列的最小以太网数帧的长度为64字节。
Tags: 000101433 DS34T101GN+
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