# Configuring Upper-Layer Protocols over Static Ethernet Interfaces

This chapter describes how to configure upper-layer protocols over static Ethernet interfaces on E Series routers.

This chapter contains the following sections:

- Upper-Layer Protocols over Static Ethernet Overview
- Upper-Layer Protocols over Static Ethernet Platform Considerations
- Upper-Layer Protocols over Static Ethernet References
- Configuring IP over a Static Ethernet Interface
- Configuring PPPoE over a Static Ethernet Interface
- Configuring IP and MPLS over a Static Ethernet Interface
- Configuring IP, MPLS, and PPPoE over Ethernet
- L2TP and Ethernet
- Multinetting and Ethernet
- Monitoring Upper-Level Protocols over Ethernet