What is Ethernet over TDM?

copperethernet.com (Jan 9 2013) Access

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   What Does TDM Mean? TDM stands for Time Division Multiplexing. It’s the basis of T1 lines and SONET fiber optic carrier services. TDM was the chosen protocol of the Public Switched Telephone Network (PSTN) when the decision was made to transition from analog to digital mid-20th century. It is still important is because it is still around and going strong. How TDM is Organized TDM is a way to transmit multiple signals on one digital line or wireless channel. The way TDM works is that a digital tr

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