Nortel Networks NTRN10AN, 3500 manual 188Operation, administration, and maintenance OAM features

Models: 3500 NTRN10AN

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2-188Operation, administration, and maintenance (OAM) features

Figure 2-72

Collocated OPTera Metro 3500 NE and shared VT-managed STS – TDM traffic and grooming (Scenario 2)

EX1563p

A

 

VT#1, STS-1 #1

 

OM3500

 

 

DX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No UPSR path bridge

&select on DX. Just an unprotected tributary port is used.

B

OC-3/12/48 UPSR ring

OM3500

OM3500

 

 

OC-3/12/48

 

 

UPSR ring

 

OM3500

 

 

 

 

 

 

 

 

 

 

VT#2, STS-1 #1

OM3500 (usually

OC-3/12/48

UPSR rings

collocated with the DX)

VT

grooming

Electrical

termination

DS1

DS3

EC1

4 x 1 WAYPR per VT

Legend

DX = OPTera Connect DX network element

= DX tributary circuit pack

= Path bridge & select

Note: For simplicity only one direction is shown.

VT#1 and VT#2,

STS-1 #n

Backbone

Network

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

Page 226
Image 226
Nortel Networks NTRN10AN, 3500 manual 188Operation, administration, and maintenance OAM features