Nortel Networks 3500 User Manual

viii Contents

OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004

OC-3 Protection switching 3-78
Section data communication channel (SDCC) 3-79

OC-3x4 optical interface circuit pack 3-80

Multimode Interworking 3-80
Equipping rules 3-81
Section data communication channel (SDCC) 3-82

EC-1x3 circuit pack 3-82

Equipping rules 3-83
Protection switching 3-83
Section data communication channel (SDCC) 3-83

EC-1x12 circuit pack 3-84

Equipping rules 3-84
Protection switching 3-85
Section data communication channel (SDCC) 3-85

DS1 mapper 3-86

Equipping rules 3-86

DS3x3 mapper 3-87

Equipping rules 3-87
Protection switching 3-88

DS3x12 / DS3x12e mapper 3-89

Equipping rules 3-89

DS3VTx12 mapper 3-90

Equipping rules 3-91
DS3/VT protection switching 3-91

2x100BT-P2P circuit pack 3-91

Equipping rules 3-92

OPTera Packet Edge System 4x100BT circuit pack 3-94

Equipping rules 3-94

OPTera Packet Edge System 4x100FX circuit pack 3-96

Equipping rules 3-96

OPTera Packet Edge System 2xGigE (2x1000SX, 2x1000LX) circuit pack 3-97

Equipping rules 3-97

2xGigabit Ethernet/Fibre Channel - Point-to-Point circuit pack 3-98

Equipping rules 3-98

Protection switch controller (PSC) 3-100

Equipping rules 3-100

Protection switch extender (PSX) 3-101

Equipping rules 3-101

OMX + Fiber Manager 4CH 3-101
Enhanced OMX + Fiber Manager 4CH 3-102
OMX shelf (not required with OMX + Fiber Manager 4CH) 3-103

Equipping rules 3-103

Fiber Manager (not required with OMX + Fiber Manager 4CH) 3-104
DS1 service module (DSM) shelf 3-107

Equipping rules 3-107
Multiple IS 3-107

DSM DS1x84 termination module (TM) 3-111

Equipping rules 3-111
Protection switching 3-112