
DATASHEET
PM5349 S/UNI-QUAD
ISSUE 6 | SATURN USER NETWORK INTERFACE | |
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13 OPERATION
13.1SONET/SDH Frame Mappings and Overhead Byte Usage
13.1.1 ATM Mapping
The
Figure 10: ATM Mapping into the STS-3c (STM-1) SPE
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Sectio n |
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O verh ead |
| ATM Cell |
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(Reg en . | B3 |
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Sectio n) |
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Pointer | C2 |
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| G 1 |
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| ATM Cell | bytes | |
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O verh ead | H4 |
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(M u ltiplex | ATM Cell |
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Sectio n) |
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| ATM Cell |
STS |
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STM |
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A1 | A1 | A1 | A2 | A2 | A2 | J0 | Z0 | Z0 |
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B1 |
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H1 | H1 | H1 | H2 | H2 | H2 | H3 | H3 | H3 |
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B2 | B2 | B2 | K1 |
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| K2 |
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S1 |
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| M 1 | E2 |
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Proprietary and Confidential to | 201 |