IETF Progress Report 1-Sep-06 to 30-Sep-06 1) 23 IESG Protocol and Document Actions this period Management Information Base for the Session Initiation Protocol (SIP) (Proposed Standard) Using OpenPGP keys for TLS authentication (Experimental) Definitions of Textual Conventions for Generalized Multiprotocol Label Switching (GMPLS) Management (Proposed Standard) Generalized Multiprotocol Label Switching (GMPLS) Traffic Engineering Management Information Base (Proposed Standard) Generalized Multiprotocol Label Switching (GMPLS)Label Switching Router (LSR) Management Information Base (Proposed Standard) Transport of Ethernet Frames over L2TPv3 (Proposed Standard) iSeries Telnet Enhancements (Informational) The Kerberos V5 ("GSSAPI") SASL mechanism (Proposed Standard) GMPLS - Communication of Alarm Information (Proposed Standard) The ENUM Dip Indicator parameter for the "tel" URI (Proposed Standard) EAP Password Authenticated Exchange (Informational) A Framework for Inter-Domain Multiprotocol Label Switching Traffic Engineering (Informational) Desired Enhancements to GSSAPI Version 3 Naming (Informational) SIEVE Email Filtering: Spamtest and Virustest Extensions (Proposed Standard) The RC4-HMAC Kerberos Encryption Types Used by Microsoft Windows (Informational) IANA Registration for an Enumservice Containing PSTN Signaling Information (Proposed Standard) ENUM Validation Architecture (Informational) Forward Error Correction Grouping Semantics in Session Description Protocol (Proposed Standard) RTP payload format for the G.729.1 audio codec (Proposed Standard) Specifying Alternate Semantics for the Explicit Congestion Notification (ECN) Field (BCP) Cryptographic Token Key Initialization Protocol (CT-KIP) Version 1.0 Revision 1 (Informational) A Uniform Resource Name (URN) Namespace for The Near Field Communication Forum (NFC Forum) (Informational) RFC 3978 Update to recognize the IETF Trust (BCP) 2) 19 IESG Last Calls issued to the IETF this period Transport of Layer 2 Frames Over MPLS (Historic) Encapsulation Methods for Transport of Layer 2 Frames Over MPLS Networks (Historic) Secure Shell Public-Key Subsystem (Proposed Standard) Marker PDU Aligned Framing for TCP Specification (Proposed Standard) Packetization Layer Path MTU Discovery (Proposed Standard) Quick-Start for TCP and IP (Experimental) RSVP-TE Extensions in support of End-to-End Generalized Multi-Protocol Label Switching (GMPLS)-based Recovery (Proposed Standard) GMPLS Based Segment Recovery (Proposed Standard) Netnews Article Format (Proposed Standard) Encapsulation of MPLS over Layer 2 Tunneling Protocol Version 3 (Proposed Standard) Multicast Requirements for a Network Address Port Translator (NAPT) (BCP) Encoding Instructions for the Generic String Encoding Rules (GSER) (Proposed Standard) Softwire Problem Statement (Informational) Domain Suffix Option for DHCPv6 (Proposed Standard) Routing extensions for discovery of Multiprotocol (MPLS) Label Switch Router (LSR) Traffic Engineering (TE) mesh membership (Proposed Standard) Enhancements to RTP Payload Formats for EVRC Family Codecs (Proposed Standard) QoS Signaling in a Nested Virtual Private Network (Informational) Generic Aggregate RSVP Reservations (Proposed Standard) Key Change Strategies for TCP-MD5 (Informational) 3) 1 Working Group(s) concluded this period Source Address Validation Architecture (sava) 4) 288 new or revised Internet-Drafts this period (o - Revised Internet-Draft; + - New Internet-Draft) WG I-D Title ------- ------------------------------------------ (mpls) o ICMP Extensions for MultiProtocol Label Switching (geopriv) o Carrying Location Objects in RADIUS (nemo) o Network Mobility Route Optimization Solution Space Analysis (none) o Transport of Layer 2 Frames Over MPLS (sip) o Management Information Base for the Session Initiation Protocol (SIP) (none) o LDAP Administrator Address Attribute (idr) o Outbound Route Filtering Capability for BGP-4 (imapext) o IMAP4 LIST Command Extensions (none) o Encapsulation Methods for Transport of Layer 2 Frames Over MPLS Networks (none) o A Configuration Profile Schema for LDAP-based agents (syslog) o Signed syslog Messages (none) o An IPv6 Provider-Independent Global Unicast Address Format (none) o Application and Use of the IPv6 Provider Independent Global Unicast Address Format (l3vpn) o Using BGP as an Auto-Discovery Mechanism for VR-based Layer-3 VPNs (none) o Definitions of Managed Objects for the DS1, J1, E1, DS2 and E2 Interface Types (syslog) o Syslog Management Information Base (rohc) o RObust Header Compression (ROHC): Corrections and Clarifications to RFC 3095 (none) o Analysis of IDR requirements and History (ipfix) o Architecture for IP Flow Information Export (none) o IPv6 Reverse Routing Header and its application to Mobile Networks (l2tpext) o Layer Two Tunneling Protocol (Version 3) "L2TPv3" Management Information Base (ccamp) o Definitions of Textual Conventions for Generalized Multiprotocol Label Switching (GMPLS) Management (ccamp) o Generalized Multiprotocol Label Switching (GMPLS) Traffic Engineering Management Information Base (ccamp) o Generalized Multiprotocol Label Switching (GMPLS)Label Switching Router (LSR) Management Information Base (mpls) o Multiprotocol Label Switching (MPLS) Traffic Engineering Management Information Base for Fast Reroute (none) o Secure Ad hoc On-Demand Distance Vector (SAODV) Routing (ipcdn) o Management Event MIB for PacketCable/IPCablecom MTAs (inch) o The Incident Object Description Exchange Format (rddp) o A Remote Direct Memory Access Protocol Specification (rddp) o Direct Data Placement over Reliable Transports (none) o vCard Extensions for Instant Messaging (IM) (none) o Delay-Tolerant Networking Architecture (none) o Internet Application Protocol Collation Registry (tls) o Pre-Shared Key Cipher Suites with NULL Encryption for Transport Layer Security (TLS) (ipfix) o Information Model for IP Flow Information Export (none) o Licklider Transmission Protocol - Motivation (none) o GOST 28147-89 Cipher Suites for Transport Layer Security (TLS) (none) o Requirements for Inter-Domain Routing (secsh) o Secure Shell Public-Key Subsystem (none) o NFSv4 file_masks Attribute (rddp) o Stream Control Transmission Protocol (SCTP) Direct Data Placement (DDP) Adaptation (speechsc) o Media Resource Control Protocol Version 2 (MRCPv2) (rddp) o Marker PDU Aligned Framing for TCP Specification (pmtud) o Packetization Layer Path MTU Discovery (sasl) o The Kerberos V5 ("GSSAPI") SASL mechanism (none) o Calendaring Extensions to WebDAV (CalDAV) (ccamp) o GMPLS - Communication of Alarm Information (ospf) o Support of address families in OSPFv3 (none) o Licklider Transmission Protocol - Specification (none) o DHCP Option for LDAP Directory Services discovery (pki4ipsec) o The Internet IP Security PKI Profile of IKEv1/ISAKMP, IKEv2, and PKIX (none) o Graceful Shutdown in GMPLS Traffic Engineering Networks (avt) o RTP Profile for TCP Friendly Rate Control (atompub) o The Atom Publishing Protocol (usefor) o Netnews Article Format (sipping) o Framework and Security Considerations for Session Initiation Protocol (SIP) Uniform Resource Identifier (URI)-List Services (sipping) o Multiple-Recipient MESSAGE Requests in the Session Initiation Protocoln(SIP) (sipping) o Subscriptions to Request-Contained Resource Lists in the Session Initiation Protocol (SIP) (sipping) o Refering to Multiple Resources in the Session Initiation Protocol (SIP) (none) o EAP Password Authenticated Exchange (ipv6) o Neighbor Discovery for IP version 6 (IPv6) (bmwg) o Hash and Stuffing: Overlooked Factors in Network Device Benchmarking (none) o Guidelines for Writing an IANA Considerations Section in RFCs (dnsext) o Automated Updates of DNSSEC Trust Anchors (kitten) o Desired Enhancements to GSSAPI Version 3 Naming (none) o Global HA to HA protocol (mpls) o LDP Specification (hip) o Host Identity Protocol (HIP) Domain Name System (DNS) Extensions (none) o Things to think about when Renumbering an IPv6 network (avt) o RTP Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio Codecs (rserpool) o Reliable Server Pooling Policies (radext) o RADIUS Delegated-IPv6-Prefix Attribute (kitten) o GSS-API Domain-Based Service Names and Name Type (kitten) o GSS-API Domain-Based Service Names Mapping for the Kerberos V GSS Mechanism (none) o Licklider Transmission Protocol - Extensions (mmusic) o An Extension to the Session Description Protocol (SDP) for Media Loopback (none) o State of Peer-to-Peer(P2P) Communication Across Network Address Translators(NATs) (lemonade) o The IMAP COMPRESS Extension (none) o PF_KEY Extension as an Interface between Mobile IPv6 and IPsec/IKE (none) o The Protected One-Time Password Protocol (EAP-POTP) (none) o A Scheme of Mobile Firewall in Mobile IPv6 (none) o P3P Policy Attributes for LDAP (none) o Point-to-Multipoint Multiprotocol Label Switching (MPLS) Traffic Engineering (TE) Management Information Base (MIB) module (xcon) o A Framework and Data Model for Centralized Conferencing (mip6) o AAA Goals for Mobile IPv6 (rmt) o Forward Error Correction (FEC) Building Block (v6ops) o IPv6 Transition/Co-existence Security Considerations (behave) o Multicast Requirements for a Network Address Port Translator (NAPT) (tsvwg) o Authenticated Chunks for Stream Control Transmission Protocol (SCTP) (none) o Feed Paging and Archiving (trill) + The Architecture of an RBridge Solution to TRILL (btns) o Problem and Applicability Statement for Better Than Nothing Security (BTNS) (nemo) o Network Mobility Route Optimization Problem Statement (none) o Operating Virtual Concatenation (VCAT) and the Link Capacity Adjustment Scheme (LCAS) with Generalized Multi-Protocol Label Switching (GMPLS) (none) o Distributed Multimodal Synchronization Protocol (sip) o End-to-middle Security in the Session Initiation Protocol (SIP) (ips) o iSCSI Implementer's Guide (shim6) o Failure Detection and Locator Pair Exploration Protocol for IPv6 Multihoming (sipping) o IPv6 Transition in the Session Initiation Protocol (SIP) (shim6) o Hash Based Addresses (HBA) (none) o Extensible Provisioning Protocol (EPP) Domain Name Mapping (tsvwg) o Aggregation of RSVP Reservations over MPLS TE/DS-TE Tunnels (none) o Update to OSPF Graceful Restart procedure (nemo) o DHCPv6 Prefix Delegation for NEMO (rohc) o Improvements for the ROHC Profile Set Update (none) o Atom License Extension (avt) o A general mechanism for RTP Header Extensions (l1vpn) o Framework and Requirements for Layer 1 Virtual Private Networks (none) + A Novel Framework for Inter-area MPLS Optimal Routing (none) o Extensible Provisioning Protocol (EPP) (none) o An IPv6 Prefix for Overlay Routable Cryptographic Hash Identifiers (ORCHID) (mpls) o Detecting Data Plane Failures in Point-to-Multipoint Multiprotocol (mpls) + Point-to-Multipoint Multiprotocol Label Switching (MPLS) Traffic Engineering (TE) Management Information Base (MIB) module (none) o Extensible Provisioning Protocol (EPP) Host Mapping (none) o Extensible Provisioning Protocol (EPP) Contact Mapping (none) o Extensible Provisioning Protocol (EPP) Transport Over TCP (krb-wg) o ECC Support for PKINIT (none) o Modifying ICMP to Support Multi-part Messages (none) o OCSP Extensions to IKEv2 (enum) o ENUM Validation Architecture (dhc) o DHCP options for PANA Authentication Agents (none) o Routing Control Plane Security Capabilities (none) + MLDv1 and MVDv2 Optimization (none) o SIMCO over SCTP (none) o Four-octet AS Specific BGP Extended Community (mmusic) o The SDP (Session Description Protocol) Content Attribute (rmt) o Negative-acknowledgment (NACK)-Oriented Reliable Multicast (NORM) Protocol (rmt) o Multicast Negative-Acknowledgment (NACK) Building Blocks (opsec) o Filtering and Rate Limiting Capabilities for IP Network Infrastructure (none) o Session Peering Use Case for Cable (none) o Media Control Protocol Requirements (none) o Guaranteed TCP Friendly Rate Control (gTFRC) for DiffServ/AF Network (tsvwg) o Adding Explicit Congestion Notification (ECN) Capability to TCP's SYN/ACK Packets (ccamp) o Routing extensions for discovery of Multiprotocol (MPLS) Label Switch Router (LSR) Traffic Engineering (TE) mesh membership (none) o DTCP: Dynamic Tasking Control Protocol (enum) o IANA Registration for vCard Enumservice (none) o Integrity Transform Carrying Roll-over Counter (xcon) o Connection Establishment in the Binary Floor Control Protocol (BFCP) (geopriv) o Revised Civic Location Format for PIDF-LO (netconf) o NETCONF Event Notifications (widex) o Widget Description Exchange Service (WIDEX) Requirements (tsvwg) o Specifying Alternate Semantics for the Explicit Congestion Notification (ECN) Field (mip4) o Mobile IPv4 Message String Extension (none) o DHCP Option for Discovering IEEE 802.21 Information (netlmm) o Problem Statement for Network-based Localized Mobility Management (none) o Simple Ad hoc Key Management (SAKM) (mpls) o MPLS Multicast Encapsulations (none) o The Jabber-ID Header Field (dnsext) o Requirements related to DNSSEC Trust Anchor Rollover (none) o 4over6 Transit using Encapsulation and BGP-MP Extension (none) o TRILL Routing Requirements in Support of RBridges (none) o The Architecture of an RBridge Solution to TRILL (none) o 3GPP2 Generic EAP Encapsulation (GEE) Protocol (sipping) o Extensible Markup Language (XML) Format Extension for Representing Capacity Attributes in Resource Lists (none) o PCC-PCE Communication Requirements for Point to Multipoint Multiprotocol Label Switching Traffic Engineering (MPLS-TE) (none) o PCC-PCE Communication Requirements for VPNs (none) o Supporting Multipoint-to-Point Label Switched Paths in Multiprotocol Label Switching Traffic Engineering (none) o Network Based Layer 3 Connectivity and Mobility Management for IPv6 (tsvwg) o QoS Signaling in a Nested Virtual Private Network (none) o 3G Wireless Support in the SIP/SDP Static Dictionary for Signaling Compression (SigComp) (none) o New SIP Headers for Reducing SIP Message Size (none) o Cryptographic Token Key Initialization Protocol (CT-KIP) Version 1.0 Revision 1 (none) o Flow Bindings in Mobile IPv6 (none) o A Federation based VoIP Peering Architecture (sip) o Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking Proxies (tsvwg) o Generic Aggregate RSVP Reservations (none) + SCS: Secure Cookie Sessions for HTTP (none) o Use of DNS SRV and NAPTR Records for SPEERMINT (netlmm) o Security Threats to Network-Based Localized Mobility Management (none) o MANET Generalized Location Signaling Format (none) o Access Right Distribution Protocol (ARDP) (none) o IP Header Compression over PPP (none) o Authenticating FMIPv6 Handovers (none) o ODETTE File Transfer Protocol 2.0 (enum) o IANA Registration for an Enumservice Calling Name Delivery (CNAM) Information and IANA Registration for Media type 'application/cnam' (none) o OMA BCAST MIKEY General Extension Payload Specification (none) o OSPF Version 2 MIB for Multi-Topology (MT) Routing (none) o Simple Network Management Protocol (SNMP) over IEEE 802 Networks (krb-wg) o Extended Kerberos Version 5 Key Distribution Center (KDC) Exchanges Over TCP (ltru) + Update to the Language Subtag Registry (none) o Human-regenerable IPv6 interface identifiers and addresses (ips) o Declarative Public Extension Key for iSCSI Node Architecture (none) o Network Localized Mobility Management using DHCP (speermint) o SPEERMINT Terminology (none) + IMAP4 extension for named searches (filters) (dnsop) o Preventing Use of Recursive Nameservers in Reflector Attacks (opes) o Integrity, privacy and security in OPES for SMTP (none) o SIP End-to-End Performance Metrics (none) o The Session Initiation Protocol (SIP) P-Profile-Key Private Header (P-Header) (tsvwg) o Padding Chunk and Parameter for SCTP (none) o THUMP -- The HTTP URL Mapping Protocol (none) o Extension of DHCP Leasequery in Bridging/Switching networks (none) + An Authorized IP Firewall Control Application (dhc) o DHCPv4 Relay Agent Flags Suboption (none) o Procedures for protocol extensions and variations (none) o Virtual Private Lan Services (VPLS) Management Information Base (ecrit) o LoST: A Location-to-Service Translation Protocol (mipshop) o Applying Cryptographically Generated Addresses and Credit-Based Authorization to Mobile IPv6 (none) o The NetLMM Protocol (none) o Key Change Strategies for TCP-MD5 (none) o The Hypertext Transfer Protocol (HTTP) Entity Tag ("ETag") Response Header in Write Operations (none) o LDP Extensions for Optimized MAC Address Withdrawal in H-VPLS (none) o Traffic Engineering Attribute (none) o LDAP Schema for eXtensible Resource Identifier (XRI) (ipr) o RFC 3978 Update to recognize the IETF Trust (none) + IPv6 Address Specific BGP Extended Communities Attribute (none) o MANET IANA Needs (none) o The application/xspf+xml Media Type (none) o Authentication, Authorization and key management for DHCPv6 (none) o Unified L2 Abstractions for L3-Driven Fast Handover (none) o Logging Capabilities for IP Network Infrastructure (none) o Analysis of IPv6 Link Models for 802.16 based Networks (speermint) o SPEERMINT Peering Architecture (none) o BGP Protocol extensions for PCE Discovery across Autonomous systems (dkim) o Requirements for a DKIM Signing Practices Protocol (avt) o Transmission Time offsets in RTP streams (none) o RPSL extensions for 32 bit AS Numbers (none) + The IMAP ENABLE Extension (rohc) + Extensions to IKEv2 to Support Header Compression over IPsec (HCoIPsec) (none) o A Dynamic Host Configuration Protocol (DHCP) based Location-to-Service Translation Protocol (LoST) Discovery Procedure (none) + Multi-Domained, Multi-Homed Mobile Networks (avt) o Codec Control Messages in the Audio-Visual Profile with Feedback (AVPF) (avt) o RTP Topologies (enum) + The Uniform Resource Identifier (URI) DNS Resource Record (none) + The Internet Standards Process -- Version 4 (ltru) + Tags for Identifying Languages (none) + Diameter base loop avoidance Extension (none) + Pre-Congestion Notification Problem Statement (ipfix) + IPFIX Implementation Guidelines (enum) + ENUM Requirement for EDNS0 Support (none) + Dynamic Feature Extensions to the Presence Information Data Format Location Object (PIDF-LO) (ipfix) + Reducing redundancy in IPFIX and PSAMP reports (ipfix) + Bidirectional Flow Export using IPFIX (ccamp) + Graceful Shutdown in GMPLS Traffic Engineering Networks (rohc) + RObust Header Compression Version 2 (RoHCv2): Profiles for RTP, UDP, IP, ESP and UDP Lite (speermint) o SPEERMINT Routing Architecture Message Flows (ccamp) + Operating Virtual Concatenation (VCAT) and the Link Capacity Adjustment Scheme (LCAS) with Generalized Multi-Protocol Label Switching (GMPLS) (none) + The Call Type tel URI Parameter for Session Initiation Protocol (SIP) (none) o Multiplexing RTP Data and Control Packets on a Single Port (none) + Node behavior upon originating and receiving Resource ReserVation Protocol (RSVP) Path Error message (none) + An ITSP Problem Statement Regarding SIP Peering (none) + Transmission of IPv6 packets over Ethernet CS over IEEE 802.16 network (opsec) + Service Provider Infrastructure Security (none) + Channel bindings for HTTP+TLS transport (none) o BGP Community for PA Multihoming (dnsop) + Considerations for the use of DNS Reverse Mapping (none) + Text conversation with real-time preview (none) + DHCPv6 Relay Agent Link Selection(RALS) Option (none) + Pre-Authentication AAA requirements (none) + Cosmogol: a language to describe finite state machines (none) + Mobility Services: Problem Statement (iab) + Multilink Subnet Issues (none) + Transporting User to User Information for Call Centers using SIP (none) + IPv4 over IPv6 multicast (none) o The PANA API (none) + An Adaptive FEC to Protect RoHC and UDP-Lite Vital Video Data (none) + Specific Route uRPF (SRU) (none) + IPv6 Dynamic Flow Label Switching (FLS) (none) + IMAP QUOTA Extension (none) + A Session Initiation Protocol (SIP) Event package for Peering (none) + IPv6 Header Compression via Addressing Mitigation Protocol (IPv6 AMP) (none) + SIP and SAML roaming profile (pce) + IS-IS protocol extensions for Path Computation Element (PCE) Discovery (pce) + OSPF protocol extensions for Path Computation Element (PCE) Discovery (none) + Application of PANA framework to DSL networks (sip) + A Framework for Consent-Based Communications in the Session Initiation Protocol (SIP) (sipping) + The Session Initiation Protocol (SIP) Pending Additions Event Package (sipping) + A Document Format for Requesting Consent (sip) + Subscriptions to Request-Contained Resource Lists in the Session Initiation Protocol (SIP) (sip) + Multiple-Recipient MESSAGE Requests in the Session Initiation Protocol (SIP) (sip) + Refering to Multiple Resources in the Session Initiation Protocol (SIP) (sip) + Conference Establishment Using Request-Contained Lists in the Session Initiation Protocol (SIP) (none) + MIB for the UDP-Lite protocol (trill) + TRILL Routing Requirements in Support of RBridges (none) + The application/www-form-urlencoded format (none) + IMAP4 Multimailbox SEARCH Extension (none) + Pseudowire (PW) Redundancy (none) + BGP UPDATE Advertisement Restriction (dnsext) + Update to DNAME Redirection (none) + Aviation Global Internet Operations Requirements (none) + BGP Anycast Node Requirements for Authoritative Name Servers (none) + RTP payload format for UEMCLIP speech codec (none) + The record-jar Format (none) + An EF DSCP for Capacity-Admitted Traffic (none) + Atom Publishing Protocol Features Extension (none) + DKIM Originating Signing Policy (DOSP) (none) + The IMAP NOTIFY Extension (none) + Using HMAC-SHA-256 With IPsec 5) 20 RFC produced this period S - Standard; PS - Proposed Standard; DS - Draft Standard; B - Best Current Practices; E - Experimental; I - Informational RFC Stat WG Published Title ------- -- -------- ---------- ----------------------------------------- RFC4645 I (ltru) Sep 2006 Initial Language Subtag Registry RFC4646 B (ltru) Sep 2006 Tags for Identifying Languages RFC4647 B (ltru) Sep 2006 Matching of Language Tags RFC4626 PS (imss) Sep 2006 MIB for Fibre Channel's Fabric Shortest Path First (FSPF) Protocol RFC4641 I (dnsop) Sep 2006 DNSSEC Operational Practices RFC4625 PS (imss) Sep 2006 Fibre Channel Routing Information MIB RFC4679 I (none) Sep 2006 DSL Forum Vendor-Specific RADIUS Attributes RFC4675 PS (radext) Sep 2006 RADIUS Attributes for Virtual LAN and Priority Support RFC4673 I (radext) Sep 2006 RADIUS Dynamic Authorization Server MIB RFC4672 I (radext) Sep 2006 RADIUS Dynamic Authorization Client MIB RFC4471 E (dnsext) Sep 2006 Derivation of DNS Name Predecessor and Successor RFC4666 PS (sigtran) Sep 2006 Signaling System 7 (SS7) Message Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA) RFC4656 PS (ippm) Sep 2006 A One-way Active Measurement Protocol (OWAMP) RFC4613 I (none) Sep 2006 Media Type Registrations for Downloadable Sounds for Musical Instrument Digital Interface RFC4677 I (none) Sep 2006 The Tao of IETF - A Novice's Guide to the Internet Engineering Task Force RFC4663 I (none) Sep 2006 Transferring MIB Work from IETF Bridge MIB WG to IEEE 802.1 WG RFC4638 I (pppext) Sep 2006 Accommodating a Maximum Transit Unit/Maximum Receive Unit (MTU/MRU) Greater Than 1492 in the Point-to-Point Protocol over Ethernet (PPPoE) RFC4640 I (mip6) Sep 2006 Problem Statement for bootstrapping Mobile IPv6 RFC4657 I (pce) Sep 2006 Path Computation Element (PCE) Communication Protocol Generic Requirements RFC4659 PS (l3vpn) Sep 2006 BGP-MPLS IP Virtual Private Network (VPN) Extension for IPv6 VPN 0 Standards Track; 2 BCP; 1 Experimental; 11 Informational