ADTRAN Total Access 5000 - Business Services Migration Overview; Figure 1-2. Business Service Migration Example

Section 1, Business Services Overview - Business Services Migration Overview
65K510DEP08-1A 1-5
Business Services Migration Overview
TheBusinessServicesMigration(BSM)applicationappliestolegacycustomerroutersor
integratedaccessdevicesalreadyusingavarietyoflinklayerprotocolstocarryIPtrafficover
DS1.Figure1‐2displayslegacycustomerroutersconnectedthroughaSONETandTDMinfra‐
structurethatcanbemigratedtoanEthernet
infrastructurethroughtheuseoftheTotal
Access5000.
Figure 1-2. Business Service Migration Example
Figure1‐3displaysamixedserivesdiagramoftheBSMandEoCuapplications.
Central Office #1
Customer
Site
Core
Central Office
DS1 over
Channelized
Optical
Interface
DCS
DCS DCS
Channelized
DS3
SONET SONET
DS1
Router
Customer
Site
Network
IP
DS1
DS1
GigE GigE
WAN
Router
DS1
Router
Total Access
5000