Cisco Cisco IOS Software Release 12.2(4)B

The PPPoE Session Limit feature prevents the router from using too much memory for virtual access by 
enabling you to limit the number of PPPoE sessions that can be created on a router or on an ATM PVC, 
PVC range, VC class, or Ethernet subinterface.

Cisco IOS Security Configuration Guide, Release 12.2

Cisco IOS Security Command Reference, Release 12.2 

ATM PVC Range and Routed Bridge Encapsulation Subinterface Grouping, Cisco IOS 
Release 12.1(5)T feature module

PPPoE on ATM, Cisco IOS Release 12.1(1)T feature module

PPPoE on Ethernet, Cisco IOS Release 12.1(2)T feature module

Cisco 7200 series 

Cisco 7401 ASR router

Cisco IOS software is packaged in feature sets that support specific platforms. To get updated 
information regarding platform support for this feature, access Feature Navigator. Feature Navigator 
dynamically updates the list of supported platforms as new platform support is added for the feature.

Feature Navigator is a web-based tool that enables you to quickly determine which Cisco IOS software 
images support a specific set of features and which features are supported in a specific Cisco IOS image.

http://www.cisco.com/register

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Feature Navigator is updated regularly when major Cisco IOS software releases and technology releases 
occur. For the most current information, go to the Feature Navigator home page at the following URL:

No new or modified standards are supported by this feature.

No new or modified MIBs are supported by this feature.