Standards and Protocol Support
774 Router Configuration Guide
RFC 2153, PPP Vendor Extensions
RFC 2516, A Method for Transmitting PPP Over Ethernet (PPPoE)
RFC 2615, PPP over SONET/SDH
RFC 2661, Layer Two Tunneling Protocol "L2TP"
RFC 2686, The Multi-Class Extension to Multi-Link PPP
RFC 2878, PPP Bridging Control Protocol (BCP)
RFC 4951, Fail Over Extensions for Layer 2 Tunneling Protocol (L2TP) "failover"
RFC 5072, IP Version 6 over PPP
Pseudowire
draft-ietf-l2vpn-vpws-iw-oam-04, OAM Procedures for VPWS Interworking
MFA Forum 12.0.0, Multiservice Interworking - Ethernet over MPLS
MFA Forum 13.0.0, Fault Management for Multiservice Interworking v1.0
MFA Forum 16.0.0, Multiservice Interworking - IP over MPLS
MFA Forum 9.0.0, The Use of Virtual trunks for ATM/MPLS Control Plane Interworking
RFC 3916, Requirements for Pseudo- Wire Emulation Edge-to-Edge (PWE3)
RFC 3985, Pseudo Wire Emulation Edge-to-Edge (PWE3)
RFC 4385, Pseudo Wire Emulation Edge-to-Edge (PWE3) Control Word for Use over an 
MPLS PSN
RFC 4446, IANA Allocations for Pseudowire Edge to Edge Emulation (PWE3)
RFC 4447, Pseudowire Setup and Maintenance Using the Label Distribution Protocol (LDP)
RFC 4448, Encapsulation Methods for Transport of Ethernet over MPLS Networks
RFC 4619, Encapsulation Methods for Transport of Frame Relay over Multiprotocol Label 
Switching (MPLS) Networks
RFC 4717, Encapsulation Methods for Transport Asynchronous Transfer Mode (ATM) over 
MPLS Networks
RFC 4816, Pseudowire Emulation Edge-to-Edge (PWE3) Asynchronous Transfer Mode 
(ATM) Transparent Cell Transport Service
RFC 5085, Pseudowire Virtual Circuit Connectivity Verification (VCCV): A Control 
Channel for Pseudowires
RFC 5659, An Architecture for Multi-Segment Pseudowire Emulation Edge-to-Edge
RFC 5885, Bidirectional Forwarding Detection (BFD) for the Pseudowire Virtual Circuit 
Connectivity Verification (VCCV)
RFC 6073, Segmented Pseudowire
RFC 6310, Pseudowire (PW) Operations, Administration, and Maintenance (OAM) Message 
Mapping
RFC 6391, Flow-Aware Transport of Pseudowires over an MPLS Packet Switched Network