Table Of Contents - Cisco ASR 5000 Series Administration Manual

CONTENTS
About this Guide ............................................................................................... vii
Conventions Used .................................................................................................................................. viii
Contacting Customer Support ..................................................................................................................ix
Additional Information ............................................................................................................................... x
Enhanced Charging Service Overview ........................................................... 11
Introduction ............................................................................................................................................. 12
Qualified Platforms ............................................................................................................................. 12
License Requirements........................................................................................................................ 12
Basic Features and Functionality ........................................................................................................... 13
Shallow Packet Inspection ................................................................................................................. 13
Deep Packet Inspection ..................................................................................................................... 13
Charging Subsystem .......................................................................................................................... 13
Traffic Analyzers ............................................................................................................................ 13
How ECS Works ............................................................................................................................ 14
ECS Deployment and Architecture ......................................................................................................... 28
Enhanced Features and Functionality .................................................................................................... 30
Session Control in ECS ...................................................................................................................... 30
Service Group QoS Feature ............................................................................................................... 30
Configuration Overview .................................................................................................................. 32
Support for Service-based QoS ..................................................................................................... 33
Hierarchical Enforcement of QoS Parameters............................................................................... 34
Reporting Statistics and Usage to PCRF ....................................................................................... 35
Time and Flow-based Bearer Charging in ECS ................................................................................. 35
Content Filtering Support ................................................................................................................... 36
Content Filtering Server Group Support ........................................................................................ 37
In-line Content Filtering Support .................................................................................................... 37
DNS Snooping .................................................................................................................................... 37
License Requirements ................................................................................................................... 38
Bulkstatistics Support ..................................................................................................................... 38
How it Works .................................................................................................................................. 38
Limitations and Dependencies ....................................................................................................... 42
IP Readdressing ................................................................................................................................. 42
URL-based Re-addressing ................................................................................................................. 43
Next-hop Address Configuration ........................................................................................................ 44
Post Processing ................................................................................................................................. 45
How the Post-processing Feature Works ...................................................................................... 45
Tethering Detection ............................................................................................................................ 46
License Requirements ................................................................................................................... 46
MUR Support for Tethering Detection ........................................................................................... 46
Tethering Detection Databases ..................................................................................................... 47
Loading and Upgrading Tethering Detection Databases ............................................................... 47
Session Recovery Support ............................................................................................................ 47
Time-of-Day Activation/Deactivation of Rules .................................................................................... 47
How the Time-of-Day Activation/Deactivation of Rules Feature Works ........................................ 48
Transactional Rule Matching .............................................................................................................. 48
Cisco ASR 5x00 Enhanced Charging Services Administration Guide ▄
iii