Computer Networking
You are connecting your access point and it is set to root. What does Extended Service Set ID mean?

That you have more than one access point and they are in separate SSIDs connected by a distribution system.
That you have more than one access point and they are in the same SSID connected by a distribution system.
That you have multiple access points, but they are placed physically in different buildings.
That you have multiple access points, but one is a repeater access point.

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Computer Networking
The difference between a multiplexer and a statistical multiplexer is

None of these
Statistical multiplexers need buffers while multiplexers do not need buffers
Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol
Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)
Multiplexers often waste the output link capacity while statistical multiplexers optimize its use

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