In software defined networking, there is the physical separation of the network _______ plane from the _______ plane, and where a control plane controls several devices.
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Please give the full spelling of these terminology abbreviations in access network: TE, CPN, UNI, SNI.
In a typical TDM-PON, is the broadcast approach deployed in the downstream or upstream transmission?
In the WDM-PON system, how to identify a signal from a specific ONU?
Does EPON or GPON provide lower latency in general? Why?