Operation, administration, and maintenance (OAM) features 2-187

Figure 2-71

Collocated OPTera Metro 3500 NE and shared VT-managed STS – TDM traffic and grooming (Scenario 1)

EX1561p

A

 

VT#1, STS-1 #1

 

OM3500

 

 

 

 

 

 

 

 

 

 

OM3500

(W/STX)

UPSR, 2 way (unprotected)

B

OC-3/12/48 UPSR ring

OM3500

VT#2, STS-1 #1

OM3500

OM3500

OM3500 (W/VTX) (collocated with OM3500 [W/STX])

VT grooming

Electrical

termination

DS1

DS3

EC1

4 x 1 WAYPR per VT

VT#1 and VT#2,

STS-1 #n

Backbone

Network

Legend

= OM3500 tributary circuit pack

= Path bridge & select

Note: For simplicity only one direction is shown.

Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004

Page 225
Image 225
Nortel Networks 3500, NTRN10AN manual EX1561p