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1
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2
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3
SDH/SONET explained in functional models : modeling the optical transport network /
Almmustuhtton 2005Fáttát: -
4
Sonet and T1 : architectures for digital transport networks /
Almmustuhtton 1997Fáttát: “…SONET (Data transmission)…”
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5
Next generation SONET/SDH : voice and data /
Almmustuhtton 2004Fáttát: “…SONET (Data transmission)…”
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6
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7