Features and Functionality - Base Software ▀  
Cisco ASR 5000 Series Product Overview ▄  
Features and Functionality - Base Software 
This section describes the features and functions supported by default in the base software for the P-GW service and do 
not require any additional licenses to implement the functionality. 
Important:  To configure the basic service and functionality on the system for the P-GW service, refer to the 
configuration examples provided in this guide. 
The following feature groups are supported and described in this section: 
 
  Subscriber Session Management Features 
  Quality of Service Management Features 
  Network Access and Charging Management Features 
  Network Operation Management Functions 
  System Management Features 
 
Subscriber Session Management Features 
This section describes the following features: 
 
  IPv6 Capabilities  
  Source IP Address Validation 
  Default and Dedicated EPC Bearers 
  Lawful Intercept 
  Local Break-Out 
  Subscriber Level Trace 
  Proxy Mobile IPv6 (S2a) 
  Mobile IP Registration Revocation 
  Session Recovery Support 
 
IPv6 Capabilities 
Enables increased address efficiency and relieves pressures caused by rapidly approaching IPv4 address exhaustion 
problem. 
The P-GW offers the following IPv6 capabilities: 
Native IPv6 and IPv6 transport