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PM7324

SATURN USER NETWORK INTERFACE ATM LAYER SOLUTION

PMC-Sierra 

S/UNI-ATLAS

DATASHEET

PMC-1971154

ISSUE 7

PM7324 S/UNI-ATLAS

S/UNI-ATM LAYER SOLUTION

CONTENTS

1

FEATURES..................................................................................................................................... 1

1.1

POLICING ........................................................................................................................ 5

1.2

CELL COUNTING............................................................................................................. 5

2

APPLICATIONS.............................................................................................................................. 6

3

REFERENCES ............................................................................................................................... 7

4

APPLICATION EXAMPLES ............................................................................................................ 8

5

DESCRIPTION ............................................................................................................................... 9

6

PIN DIAGRAM .............................................................................................................................. 10

7

PIN DESCRIPTION ...................................................................................................................... 11

8

FUNCTIONAL DESCRIPTION...................................................................................................... 42

8.1

INGRESS VC TABLE ..................................................................................................... 45

8.2

CONNECTION IDENTIFICATION .................................................................................. 47

8.2.1 INGRESS CONNECTION IDENTIFICATION................................................... 47

8.3

SEARCH TABLE DATA STRUCTURE........................................................................... 52

8.3.1 PRIMARY SEARCH TABLE............................................................................. 52

8.3.2 SECONDARY SEARCH KEY TABLE .............................................................. 53

8.4

INGRESS CELL PROCESSING..................................................................................... 54

8.5

EGRESS VC TABLE ...................................................................................................... 63

8.5.1 EGRESS CONNECTION IDENTIFICATION .................................................... 64

8.6

EGRESS CELL PROCESSING ...................................................................................... 67

8.7

PERFORMANCE MONITORING.................................................................................... 76

8.7.1 PERFORMANCE MONITORING FLOWS........................................................ 86

8.8

CHANGE OF CONNECTION STATE............................................................................. 88

8.9

HEADER TRANSLATION............................................................................................... 90

8.10 CELL ROUTING ............................................................................................................. 91

8.11 CELL RATE POLICING .................................................................................................. 91

8.11.1 PER-PHY POLICING ....................................................................................... 99

8.11.2 GUARANTEED FRAME RATE ...................................................................... 104

8.11.3 CONTINUOUSLY VIOLATING MODE ........................................................... 107

8.11.4 ATLAS POLICING CONFIGURATION ........................................................... 107

8.12 CELL COUNTING......................................................................................................... 108

8.13 OPERATIONS, ADMINISTRATION AND MAINTENANCE (OAM) CELL SERVICING 111

8.14 FAULT MANAGEMENT CELLS ................................................................................... 113

8.15 LOOPBACK CELLS...................................................................................................... 115

8.16 ACTIVATION/DEACTIVATION CELLS ........................................................................ 115

8.17 SYSTEM MANAGEMENT CELLS ................................................................................ 115

PROPRIETARY AND CONFIDENTIAL

i

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