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Cisco Cisco Packet Data Gateway (PDG) Documentation Roadmaps

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  Enhanced Charging Service Overview 
ECS Architecture  ▀   
Cisco ASR 5000 Series Product Overview  ▄  
 
  OL-22938-01 
ECS Architecture 
The following figure depicts the Enhanced Charging Service architecture managed by the Session Controller (SessCtrl) 
and Session Manager (SessMgr) subsystems. 
 
Figure 176.  ECS Architecture 
Management Components
CLI
EMS
Chassis Components
Session Controller
Data Path
Components
Event
Components
Session Manager
(ECS functionality)
Session Manager
(ECS functionality)
Session Manager
(ECS functionality)
Session Manager
(ECS functionality)
SCT
SIT/RCT
RM
Demux 
Managers
Event Log
Facility
AAA
Managers
CDR
Subsystem