Digital subscriber line access multiplexer, optical network unit, optical line terminal and base station
A digital subscriber line and access multiplexer technology, applied in the direction of data exchange network, network interconnection, digital transmission system, etc., can solve the problem that the independent management of NSP cannot be realized, the sharing of multiple NSPs to AN cannot be realized, and different protocols can be provided And other issues
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[0020] The technical solutions of the embodiments of the present invention will be further described in detail below through the accompanying drawings and embodiments.
[0021] Such as Figure 4 Shown is a schematic structural diagram of a Digital Subscriber Line Access Multiplexers (DSLAM) according to an embodiment of the present invention, which includes at least two logically independent virtual digital subscriber line access multiplexer units 12. Each virtual digital subscriber line access multiplexer unit 12 is used to provide different protocols for processing messages according to a predetermined configuration; a digital subscriber line (DSL) interface unit 11 is used to connect to the customer premises through a digital subscriber line Equipment (CPE) 10, which processes the physical layer and data link layer of the digital subscriber line, and sends the message from the customer premises equipment 10 to the corresponding virtual digital subscriber line access multiplexer...
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