# Configuring Dynamic Interfaces

This chapter explains upper-layer dynamic interfaces and describes the procedures for configuring them on E Series routers.

This chapter contains the following sections:

- Overview
- Platform Considerations
- References
- About Configuring Dynamic Interfaces over Static ATM
- Configuration Example for Encapsulation Type Lockout for IWF PPPoE Sessions
- Configuring PPP and PPPoE Dynamic Interfaces over Static ATM
- Configuring PPPoE Dynamic Interfaces over PPPoE Static Interfaces
- Configuring IPoA Dynamic Interfaces
- Configuring Bridged Ethernet Dynamic Interfaces
- Configuring a Dynamic Interface from a Profile
- Scripts and Macros
- Monitoring Upper-Layer Dynamic Interfaces and Profiles
- Troubleshooting PPP and PPPoE Dynamic Interfaces