integrated various services into a single/several E1 channel or fiber optic, saving the quantity of fiber obtic/coaxial channel, optimizing the use of fiber optic or other transmission...
Integrated services multiplexer...
integrated various services into a single/several E1 channel or fiber optic, saving the quantity of fiber optic/coaxial channel, optimizing the use of fiber optic or other transmission...
Integrated various services into a single/several E1 channel or fiber optic, saving the quantity of fiber optic/coaxial channel, optimizing the use of fiber optic or other transmission...
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