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Alcatel-Lucent 7750 SR - Circuit Emulation Services (Cpipe); Mobile Infrastructure; Figure 33: Mobile Infrastructure; Table 6: Mobile Infrastructure Definitions

Alcatel-Lucent 7750 SR
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Virtual Leased Line Services
7750 SR OS Services Guide Page 185
Circuit Emulation Services (Cpipe)
Mobile Infrastructure
Figure 33: Mobile Infrastructure
OSSG184
IP/MPLS
Core Network
VoIP
Peers
Data
Peers
PSTN
IP/MPLS
Aggregation
Network
Access Hub Core
(MTSO)
CSR
Node B
Node B BTS
BTS
Node B
BTS
CSR
MAR
CEC
MSR
CEC
MCR
MCR
RNC
BSC MGW BR
BR
CS
M
S
C
SGSN
GGSN
Table 6: Mobile Infrastructure Definitions
Cellsite Backhaul Type CSR Role Transport Acronyms
Microwave Circuit emulation CSR: Cellsite Service Router
xDSL ATM IMA termination into
pseudowire
MAR: Mobile Aggregation
Router
Fiber, dark or light Ethernet VLL switching MSR: Mobile Service Router
ATM, ATM IMA IP/MPLS aggregation CEC: Circuit Emulation
Concentrator
Leased line MCR: Mobile Core Router

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