IPv6 / Mobile Internet

Last Updated: 9 March 2012

IPv6 in the News

World IPv6 Launch – Home page for the event – set for 6 June 2012
World IPv6 switch-over event scheduled for June 6 – gigaom.com

General Reference Material (User)

IPv6 for All – ISOC sponsered book providing a good user directed overview of IPv6 (154 pages) – ipv6tf.org
An IPv6 Deployment Guide – Written for the European 6Net project – an excellent book that covers not only the basics of IPv6 protocols but also issues related to deployment. The only drawback is that it was published in September 2005 so it is assumed that some of the information will be out of date – but still a very good reference (442 pages) – 6diss.org
The IPv6 Portal – Navigation a bit difficult to get through at times but some good pointers to other IPv6 resources for the patient – ipv6tf.org
6diss.org IPv6 Tutorials – Collection of presentations / tutorials on various aspects of IPv6 – 6diss.org
6Deploy Tutorials – Another collection of presentations / tutorials on various aspects of IPv6 – 6deploy.org
IPv6: What, Why, How presentation slides – nice introductory presentation – openwall.com
IPv6 Transition and Integration with IPv4 – Slide presentation by Tim Chown – 6diss.org
IPv6 Essentials, 2nd Edition – Commercial Book published by O’Reilly (2006 – 448 pages) – shop.oreilly.com

General Reference Material (System / Protocol / Architecture)

Comparison of IPv6 support in operating systems – wikipedia.org
Comparison of IPv6 support in routers – wikipedia.org
Guidelines for the Secure Deployment of IPv6 – Recommendations of the National Institute of Standards and Technology (188 pages) – csrc.nist.gov
Guidelines on Firewalls and Firewall Policy – Recommendations of the National Institute of Standards and Technology (48 pages) – csrc.nist.gov
Linux IPv6 HOWTO – Peter Bieringer – list of other formats and languages can be found at bieringer.de. English PDF hosted at ibiblio.org
IPv6 Transition Mechanism / Tunneling Comparison – Summary of differences in IPv6 Tunneling mechanisms – sixxs.net
China State Key Laboratory – IPv6 Research Papers – BeiHang University – ipv6.nlsde.buaa.edu.cn

Tunnel Brokers

List of IPv6 tunnel brokers – wikipedia.org
Hurricane Electric Tunnel Broker – tunnelbroker.net
SixXS – IP Deployment and Tunnel Broker – sixxs.net
Freenet6 IPv6 Services: gogoNET – gogo6.com

Application (Services) Support

Comparison of IPv6 application support – wikipedia.org

Electronic Mail

Postfix IPv6 Support – postfix.org

IPv6 Standards and Recommendations

RFC 1155 – Structure and identification of management information for TCP/IP-based internets (Obsoletes RFC 1065) (Also STD0016) (Status: STANDARD)
RFC 1752 – The Recommendation of the IP Next Generation Protocol (Status: PROPOSED STANDARD)
RFC 2460 – Internet Protocol, Version 6 (IPv6) Specification (Obsoletes RFC 1883) (Updated by RFC 5095, RFC 5722, RFC 5871, RFC 6437) (Status: DRAFT STANDARD)
RFC 2464 – Transmission of IPv6 Packets over Ethernet Networks (Obsoletes RFC 1972) (Updated by RFC 6085) (Status: PROPOSED STANDARD)
RFC 2467 – Transmission of IPv6 Packets over FDDI Networks (Obsoletes RFC 2019) (Status: PROPOSED STANDARD)
RFC 2474 – Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers (Obsoletes RFC 1455, RFC 1349) (Updated by RFC 3168, RFC 3260) (Status: PROPOSED STANDARD)
RFC 2475 – An Architecuture for Differentiated Services (Updated by RFC 3260) (Status: INFORMATIONAL)
RFC 2491 – IPv6 over Non-Broadcast Multiple Access (NBMA) networks (Status: PROPOSED STANDARD)
RFC 2590 – Transmission of IPv6 Packets over Frame Relay Networks Specification (Status: PROPOSED STANDARD)
RFC 2675 – IPv6 Jumbograms (Obsoletes RFC 2147) (Status: PROPOSED STANDARD)
RFC 2711 – IPv6 Router Alert Option (Updated by RFC 6398) (Status: PROPOSED STANDARD)
RFC 2827 – Network Ingress Filtering: Defeating Denial of Service Attacks which employ IP Source Address Spoofing (Obsoletes RFC 2267) (Updated by RFC 3704) (Also BCP0038) (Status: BEST CURRENT PRACTICE)
RFC 2894 – Router Renumbering for IPv6 (Status: PROPOSED STANDARD)
RFC 3111 – Service Location Protocol Modifications for IPv6 (Status: PROPOSED STANDARD)
RFC 3178 – IPv6 Multihoming Support at Site Exit Routers (Status: INFORMATIONAL)
RFC 3572 – Internet Protocol Version 6 over MAPOS (Multiple Access Protocol Over SONET/SDH) (Status: INFORMATIONAL)
RFC 3586 – IP Security Policy (IPSP) Requirements (Status: PROPOSED STANDARD)
RFC 3595 – Textual Conventions for IPv6 Flow Label (Status: PROPOSED STANDARD)
RFC 3704 – Ingress Filtering for Multihomed Networks (Updates RFC 2827) (Also BCP0084) (Status: BEST CURRENT PRACTICE)
RFC 4147 – Proposed Changes to the Format of the IANA IPv6 Registry (Status: INFORMATIONAL)
RFC 4177 – Architectural Approaches to Multi-homing for IPv6 (Status: INFORMATIONAL)
RFC 4311 – IPv6 Host-to-Router Load Sharing (Updates RFC 2461) (Status: PROPOSED STANDARD)
RFC 4338 – Transmission of IPv6, IPv4, and Address Resolution Protocol (ARP) Packets over Fibre Channel (Obsoletes RFC 3831, RFC 2625) (Updated by RFC 5494) (Status: PROPOSED STANDARD)
RFC 4443 – Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification (Obsoletes RFC 2463) (Updates RFC 2780) (Updated by RFC 4884) (Status: DRAFT STANDARD)
RFC 4554 – Use of VLANs for IPv4-IPv6 Coexistence in Enterprise Networks (Status: INFORMATIONAL)
RFC 4614 – A Roadmap for Transmission Control Protocol (TCP) Specification Documents (Updated by RFC 6247) (Status: INFORMATIONAL)
RFC 4620 – IPv6 Node Information Queries (Status: EXPERIMENTAL)
RFC 4692 – Considerations on the IPv6 Host Density Metric (Status: INFORMATIONAL)
RFC 4727 – Experimental Values in IPv4, IPv6, ICMPv4, ICMPv6, UDP, and TCP Headers (Status: PROPOSED STANDARD)
RFC 4818 – RADIUS Delegated-IPv6-Prefix Attribute (Status: PROPOSED STANDARD)
RFC 4843 – An IPv6 Prefix for Overlay Routable Cryptographic Hash Identifiers (ORCHID) (Status: EXPERIMENTAL)
RFC 4852 – IPv6 Enterprise Network Analysis – IP Layer 3 Focus (Status: INFORMATIONAL)
RFC 4862 – IPv6 Stateless Address Autoconfiguration (Obsoletes RFC 2462) (Status: DRAFT STANDARD)
RFC 4884 – Extended ICMP to Support Multi-Part Messages (Updates RFC 792, RFC 4443) (Status: PROPOSED STANDARD)
RFC 4890 – Recommendations for Filtering ICMPv6 Messages in Firewalls (Status: INFORMATIONAL)
RFC 4919 – IPv6 over Low-Power Wireless Personal Area Networks (6LoWPANs): Overview Assumptions, Problem Statement, and Goals (Status: INFORMATIONAL)
RFC 4941 – Privacy Extensions for Stateless Address Autoconfiguration in IPv6 (Obsoletes RFC 3041) (Status: DRAFT STANDARD)
RFC 4944 – Transmission of IPv6 Packets over IEEE 802.15.4 Networks (Updated by RFC 6282) (Status: PROPOSED STANDARD)
RFC 4968 – Analysis of IPv6 Link Models for 802.16 Based Network (Status: INFORMATIONAL)
RFC 5014 – IPv6 Socket API for Source Address Selection (Status: INFORMATIONAL)
RFC 5072 – IP Version 6 over PPP (Obsoletes RFC 2472) (Status: DRAFT STANDARD)
RFC 5113 – Network Discovery and Selection Problem (Status: INFORMATIONAL)
RFC 5121 – Transmission of IPv6 via the IPv6 Convergence Sublayer over IEEE 802.16 Networks (Status: PROPOSED STANDARD)
RFC 5180 – IPv6 Benchmarking Methodology for Network Interconnect Devices (Status: INFORMATIONAL)
RFC 5453 – Reserved IPv6 Interface Identifiers (Status: PROPOSED STANDARD)
RFC 5514 – IPv6 over Social Networks (Status: EXPERIMENTAL)
RFC 5570 – Common Architecture Label IPv6 Security Option (CALIPSO) (Status: INFORMATIONAL)
RFC 5722 – Handling of Overlapping IPv6 Fragments (Updates RFC 2460) (Status: PROPOSED STANDARD)
RFC 5739 – IPv6 Configuration in Internet Key Exchange Protocol Version 2 (IKEv2) (Status: EXPERIMENTAL)
RFC 5871 – IANA Allocation Guidelines for the IPv6 Routing Header (Updates RFC 2460) (Status: PROPOSED STANDARD)
RFC 5872 – IANA Rules for the Protocol for Carrying Authentication for Network Access (PANA) (Updates RFC 5191) (Status: PROPOSED STANDARD)
RFC 5927 – ICMP Attacks against TCP (Status: INFORMATIONAL)
RFC 5944 – IP Mobility Support for IPv4 (Obsoletes RFC 3344) (Status: PROPOSED STANDARD)
RFC 5954 – Essential Correction for IPv6 ABNF and URI Comparison in RFC 3261 (Updates RFC 3261) (Status: PROPOSED STANDARD)
RFC 5963 – IPv6 Deployment in Internet Exchange Points (IXPs) (Status: INFORMATIONAL)
RFC 6181 – Threat Analysis for TCP Extensions for Multipath Operation with Multiple Addresses (Status: INFORMATIONAL)
RFC 6204 – Basic Requirements for IPv6 Customer Edge Routers (Status: INFORMATIONAL)
RFC 6282 – Compression Format for IPv6 Datagrams over IEEE 802.15-4-Based Networks (Updates RFC 4944) (Status: PROPOSED STANDARD)
RFC 6294 – Survey of Proposed Use Cases for the IPv6 Flow Label (Status: INFORMATIONAL)
RFC 6434 – IPv6 Node Requirements (Obsoletes RFC 4294) (Status: INFORMATIONAL)
RFC 6436 – Rationale for Update to the IPv6 Flow Label Specification (Status: INFORMATIONAL)
RFC 6437 – IPv6 Flow Label Specification (Obsoletes RFC 3697) (Updates RFC 2205, RFC 2460) (Status: PROPOSED STANDARD)

Addressing

RFC 1881 – IPv6 Address Allocation Management (Status: INFORMATIONAL)
RFC 1887 – An Architecture for IPv6 Unicast Address Allocation (Status: INFORMATIONAL)
RFC 1924 – A Compact Representation of IPv6 Addresses (Status: INFORMATIONAL)
RFC 2375 – IPv6 Multicast Address Assignments (Status: INFORMATIONAL)
RFC 2526 – Reserved IPv6 Subnet Anycast Addresses (Status: PROPOSED STANDARD)
RFC 3307 – Allocation Guidelines for IPv6 Multicast Addresses (Status: PROPOSED STANDARD)
RFC 3484 – Default Address Selection for Internet Protocol version 6 (IPv6) (Status: PROPOSED STANDARD)
RFC 3531 – A Flexible Method for Managing the Assignment of Bits of an IPv6 Address Block (Status: INFORMATIONAL)
RFC 3587 – IPv6 Global Unicast Address Format (Obsoletes RFC 2374) (Status: INFORMATIONAL)
RFC 3769 – Requirements for IPv6 Prefix Delegation (Status: INFORMATIONAL)
RFC 4001 – Textual Conventions for Internet Network Addresses (Obsoletes RFC 3291) (Status: PROPOSED STANDARD)
RFC 4007 – IPv6 Scoped Address Architecture (Status: PROPOSED STANDARD)
RFC 4193 – Unique Local IPv6 Unicast Addresses (Status: PROPOSED STANDARD)
RFC 4291 – IP Version 6 Addressing Architecture (Obsoletes RFC 3513) (Updated by RFC 5952, RFC 6052) (Status: DRAFT STANDARD)
RFC 4632 – Classless Inter-domain Routing (CIDR): The Internet Address Assignment and Aggregation Plan (Obsoletes RFC 1519) (Also BCP 0122) (Status: BEST CURRENT PRACTICE)
RFC 5156 – Special-Use IPv6 Addresses (Status: INFORMATIONAL)
RFC 5375 – IPv6 Unicast Address Assignment Considerations (Status: INFORMATIONAL)
RFC 5889 – IP Addressing Model in Ad Hoc Networks (Status: INFORMATIONAL)
RFC 5942 – IPv6 Subnet Model: The Relationship between Links and Subnet Prefixes (Updates RFC 4861) (Status: PROPOSED STANDARD)
RFC 6052 – IPv6 Addressing of IPv4/IPv6 Translators (Updates RFC 4291) (Status: PROPOSED STANDARD)
RFC 6296 – IPv6-to-IPv6 Network Prefix Translation (Status: EXPERIMENTAL)

IP Security (IPsec)

RFC 2709 – Security Model with Tunnel-mode IPsec for NAT Domains (Status: INFORMATIONAL)
RFC 3585 – IPsec Configuration Policy Information Model (Status: PROPOSED STANDARD)
RFC 4809 – Requirements for an IPsec Certificate Management Profile (Status: INFORMATIONAL)
RFC 5406 – Guidelines for Specifying the Use of IPsec Version 2 (Also BCP0146) (Status: BEST CURRENT PRACTICE)
RFC 5660 – IPsec Channels: Connection Latching (Status: PROPOSED STANDARD)
RFC 5952 – A Recommendation for IPv6 Address Text Representation (Updates RFC 4291) (Status: PROPOSED STANDARD)
RFC 6071 – IP Security (IPsec) and Internet Key Exchange (IKE) Document Roadmap (Obsoletes RFC 2411) (Status: INFORMATIONAL)
RFC 6380 – Suite B Profile for Internet Protocol Security (IPsec) (Status: INFORMATIONAL)

Transition to IPv6 / Co-Existance with IPv4 / Early Pilot Projects / Operational Notes

RFC 2185 – Routing Aspects of IPv6 Transition (Status: INFORMATIONAL)
RFC 2529 – Transmission of IPv6 over IPv4 Domains without Explicit Tunnels (Status: PROPOSED STANDARD)
RFC 2772 – 6Bone Backbone Routing Guidelines (Obsoletes RFC 2546) (Updated by RFC 3152) (Status: INFORMATIONAL)
RFC 3056 – Connection of IPv6 Domains via IPv4 Clouds (Status: PROPOSED STANDARD)
RFC 3142 – An IPv6-to-IPv4 Transport Relay Translator (Status: INFORMATIONAL)
RFC 3582 – Goals for IPv6 Site-Multihoming Architectures (Status: INFORMATIONAL)
RFC 3701 – 6bone (IPv6 Testing Address Allocation) Phaseout (Obsoletes RFC 2471) (Status: INFORMATIONAL)
RFC 3750 – Unmanaged Networks IPv6 Transition Scenarios (Status: INFORMATIONAL)
RFC 3819 – Advice for Internet Subnetwork Designers (Also BCP0089) (Status: BEST CURRENT PRACTICE)
RFC 3871 – Operational Security Requirements for Large Internet Service Provider (ISP) IP Network Infrastructure (Status: INFORMATIONAL)
RFC 3904 – Evaluation of IPv6 Transition Mechanisms for Unmanaged Networks (Status: INFORMATIONAL)
RFC 4029 – Scenarios and Analysis for Introducing IPv6 into ISP Networks (Status: INFORMATIONAL)
RFC 4038 – Application Aspects of IPv6 Transition (Status: INFORMATIONAL)
RFC 4057 – IPv6 Enterprise Network Scenarios (Status: INFORMATIONAL)
RFC 4135 – Goals of Detecting Network Attachment in IPv6 (Status: INFORMATIONAL)
RFC 4159 – Depreciation of "ip6.int" (Also BCP0109) (Status: BEST CURRENT PRACTICE)
RFC 4192 – Procedures for Renumbering an IPv6 Network without a Flag Day (Updates RFC 2072) (Status: INFORMATIONAL)
RFC 4213 – Basic Transition Mechanisms for IPv6 Hosts and Routers (Obsoletes RFC 2893) (Status: PROPOSED STANDARD)
RFC 4218 – Threats Relating to IPv6 Multihoming Solutions (Status: INFORMATIONAL)
RFC 4219 – Things Multihoming in IPv6 (MULTI6) Developers Should Think About (Status: INFORMATIONAL)
RFC 4241 – A Model of IPv6/IPv4 Dual Stack Internet Access Service (Status: INFORMATIONAL)
RFC 4778 – Operational Security Current Practices in Internet Service Provider Environments (Status: INFORMATIONAL)
RFC 4779 – ISP IPv6 Deployment Scenarios in Broadband Access Networks (Status: INFORMATIONAL)
RFC 4798 – Connecting IPv6 Islands over IPv4 MPLS Using IPv6 Provider Edge Routers (6PE) (Status: PROPOSED STANDARD)
RFC 4864 – Local Network Protection for IPv6 (Status: INFORMATIONAL)
RFC 3974 – SMTP Operational Experience in Mixed IPv4/v6 Environments (Status: INFORMATIONAL)
RFC 4942 – IPv6 Transition/Co-existence Security Considerations (Status: INFORMATIONAL)
RFC 5181 – IPv6 Deployment Scenarios in 802.16 Networks (Status: INFORMATIONAL)
RFC 5211 – An Internet Transition Plan (Status: INFORMATIONAL)
RFC 5569 – IPv6 Rapid Deployment on IPv4 Infrastructures (6rd) (Status: INFORMATIONAL)
RFC 5969 – IPv6 Rapid Deployment on IPv4 Infrastructures (6rd) — Protocol Specification (Status: PROPOSED STANDARD)
RFC 6018 – IPv4 and IPv6 Greynets (Status: INFORMATIONAL)
RFC 6036 – Emerging Service Provider Scenarios for IPv6 Deployment (Status: INFORMATIONAL)
RFC 6127 – IPv4 Run-Out and IPv4-IPv6 Co-Existence Scenarios (Status: INFORMATIONAL)
RFC 6144 – Framework for IPv4/IPv6 Translation (Status: INFORMATIONAL)
RFC 6177 – IPv6 Address Assignment to End Sites (Obsoletes RFC 3177) (Also BCP0157) (Status: BEST CURRENT PRACTICE)
RFC 6180 – Guidelines for Using IPv6 Transition Mechanisms during IPv6 Deployment (Status: INFORMATIONAL)
RFC 6219 – The China Education and Research Network (CERNET) IVI Translation Design and Deployment for the IPv4/IPv6 Coexistence and Transition (Status: INFORMATIONAL)
RFC 6269 – Issues with IP Address Sharing (Status: INFORMATIONAL)
RFC 6333 – Dual-Stack Lite Broadband Deployments Following IPv4 Exhaution (Status: PROPOSED STANDARD)
RFC 6343 – Advisory Guidelines for 6to4 Deployment (Status: INFORMATIONAL)
RFC 6346 – The Address plus Port (A+P) Approach to the IPv4 Address Shortage (Status: EXPERIMENTAL)
RFC 6419 – Current Practices for Multiple-Interface Hosts (Status: INFORMATIONAL)

Dynamic Host Configuration Protocol (DHCP)

RFC 3315 – Dynamic Host Configuration Protocol for IPv6 (DHCPv6) (Updated by RFC 4361, RFC 5494, RFC 6221, RFC 6422) (Status: PROPOSED STANDARD)
RFC 3319 – Dynamic host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) Servers (Status: PROPOSED STANDARD)
RFC 3633 – IPv6 Prefix Options for Dynamic Host Configuration Protocol (DHCP) version 6 (Status: PROPOSED STANDARD)
RFC 3736 – Stateless Dynamic Host Configuration Protocol (DHCP) Service for IPv6 (Status: PROPOSED STANDARD)
RFC 4242 – Information Refresh Time Option for Dynamic Host Configuration Protocol for IPv6 (DHCPv6) (Status: PROPOSED STANDARD)
RFC 4477 – Dynamic Host Configuration Protocol (DHCP): IPv4 and IPv6 Dual-Stack Issues (Status: INFORMATIONAL)
RFC 4578 – Dynamic Host Configuration Protocol (DHCP) Options for the Intel Preboot eXecution Environment (PXE) (Status: INFORMATIONAL)
RFC 4580 – Dynamic Host Configuration Protocol for IPv6 (DHCPv6) Relay Agent Subscriber-ID Option (Status: PROPOSED STANDARD)
RFC 4704 – The Dynamic Host Configuration Protocol for IPv6 (DHCPv6) Client Fully Qualified Domain Name (FQDN) Option (Status: PROPOSED STANDARD)
RFC 4994 – DHCPv6 Relay Agent Echo Request Option (Status: PROPOSED STANDARD)
RFC 5007 – DHCPv6 Leasequery (Status: PROPOSED STANDARD)
RFC 5071 – Dynamic Host Configuration Protocol Options Used by PXELINUX (Status: INFORMATIONAL)
RFC 5192 – DHCP Options for Protocol for Carrying Authentication for Network Access (PANA) Authentication Agents (Status: PROPOSED STANDARD)
RFC 5460 – DHCPv6 Bulk Leasequery (Status: PROPOSED STANDARD)
RFC 5668 – 4-Octet AS Specific BGP Extended Community (Status: PROPOSED STANDARD)
RFC 5678 – Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Options for IEEE 802.21 Mobility Services (MoS) Discovery (Status: PROPOSED STANDARD)
RFC 5970 – DHCPv6 Options for Network Boot (Status: PROPOSED STANDARD)
RFC 6221 – Lightweight DHCPv6 Relay Agent (Updates RFC 3315) (Status: PROPOSED STANDARD)
RFC 6225 – Dynamc Host Configuration Protocol Options for Coordinate-Based Location Configuration Information (Obsoletes RFC 3825) (Status: PROPOSED STANDARD)
RFC 6276 – DHCPv6 Prefix Delegation for Network Mobility (NEMO) (Status: PROPOSED STANDARD)
RFC 6334 – Dynamic Host Configuration Protocol for IPv6 (DHCPv6) Option for Dual-Stack Lite (Status: PROPOSED STANDARD)
RFC 6355 – Definition of the UUID-Based DHCPv6 Unique Identifier (DUID-UUID) (Status: PROPOSED STANDARD)

Domain Name System (DNS)

See also Domain Name System (DNS) Resources – tim.kehres.com (this site)
RFC 2874 – DNS Extensions to Support IPv6 Address Aggregatoin and Renumbering (Updates RFC 1886) (Updated by RFC 3152, RFC 3226, RFC 3363, RFC 3364) (Status: EXPERIMENTAL)
RFC 3226 – DNSSEC and IPv6 A6 aware server/resolver message size requirements (Updates RFC 2535, RFC 2874) (Updated by RFC 4033, RFC 4034, RFC 4035) (Status: PROPOSED STANDARD)
RFC 3363 – Representing Internet Protocol version 6 (IPv6) Addresses in the Domain Name System (DNS) (Updates RFC 2673, RFC 2874) (Status: INFORMATIONAL)
RFC 3364 – Tradeoffs in Domain Name System (DNS) Support for Internet Protocol version 6 (IPv6) (Updates RFC 2673, RFC 2874) (Status: INFORMATIONAL)
RFC 3596 – DNS Extension to Support IP Version 6 (Obsoletes RFC 3152, RFC 1886) (Status: DRAFT STANDARD)
RFC 3646 – DNS Configuration options for Dynamic Host Configuration Protocol for IPv6 (DHCPv6) (Status: PROPOSED STANDARD)
RFC 3901 – DNS IPv6 Transport Operational Guidelines (Also BCP0091) (Status: BEST CURRENT PRACTICE)
RFC 4074 – Common Misbehavior Against DNS Queries for IPv6 Addresses (Status: INFORMATIONAL)
RFC 4339 – IPv6 Host Configuration of DNS Server Information Approaches (Status: INFORMATIONAL)
RFC 4472 – Operational Considerations and Issues with IPv6 DNS (Status: INFORMATIONAL)
RFC 5158 – 6to4 Reverse DNS Delegation Specification (Status: INFORMATIONAL)
RFC 5507 – Design Choices When Expanding the DNS (Status: INFORMATIONAL)
RFC 5855 – Nameservers for IPv4 and IPv6 Reverse Zones (Also BCP0155) (Status: BEST CURRENT PRACTICE)
RFC 5966 – DNS Transport over TCP – Implementation Requirements (Updates RFC 1035, RFC 1123) (Status: PROPOSED STANDARD)
RFC 6106 – IPv6 Router Advertisement Options for DNS Configuration (Obsoletes RFC 5006) (Status: PROPOSED STANDARD)
RFC 6147 – DNS64: DNS Extensions for Network Address Translation from IPv6 Clients to IPv4 Servers (Status: PROPOSED STANDARD)

Generic Routing Encapsulation (GRE)

RFC 1701 – Generic Routing Encapsulation (GRE) (Status: INFORMATIONAL)
RFC 1702 – Generic Routing Encapsulation over IPv4 networks (Status: INFORMATIONAL)
RFC 2784 – Generic Routing Encapsulation (GRE) (Updated by RFC 2890) (Status: PROPOSED STANDARD)
RFC 2890 – Key and Sequence Number Extensions to GRE (Updates RFC 2784) (Status: PROPOSED STANDARD)
RFC 5845 – Generic Routing Encapsulation (GRE) Key Option for Proxy Mobile IPv6 (Status: PROPOSED STANDARD)
RFC 6245 – Generic Routing Encapsulation (GRE) Key Extension for Mobile IPv4 (Status: PROPOSED STANDARD)

Intermediate System to Intermediate System (IS-IS)

RFC 2973 – IS-IS Mesh Groups (Status: INFORMATIONAL)
RFC 3277 – Intermediate System to Intermediate System (IS-IS) Transient Blackhole Avoidance (Status: INFORMATIONAL)
RFC 3787 – Recommendations for Interoperable IP Networks using Intermediate System to Intermediate System (IS-IS) (Status: INFORMATIONAL)
RFC 5089 – IS-IS Protocol Extension for Path Computation Element (PCE) Discovery (Status: PROPOSED STANDARD)
RFC 5120 – M-ISIS: Multi Topology (MT) Routing in Intermediate System to Intermediate Systems (IS-ISs) (Status: PROPOSED STANDARD)
RFC 5301 – Dynamic Hostname Exchange Mechanism for IS-IS (Obsoletes RFC 2763) (Updated by RFC 6232) (Status: PROPOSED STANDARD)
RFC 5302 – Domain-Wide Prefix Distribution with Two-Level IS-IS (Obsoletes RFC 2966) (Updates RFC 1195) (Status: PROPOSED STANDARD)
RFC 5303 – Three-Way Handshake for IS-IS Point-to-Point Adjacencies (Obsoletes RFC 3373) (Status: PROPOSED STANDARD)
RFC 5304 – IS-IS Cryptographic Authentication (Obsoletes RFC 3567) (Updates RFC 1195) (Updated by RFC 6233, RFC 6232) (Status: PROPOSED STANDARD)
RFC 5305 – IS-IS Extensions for Traffic Engineering (Obsoletes RFC 3784) (Updated by RFC 5307) (Status: PROPOSED STANDARD)
RFC 5306 – Restart Signaling for IS-IS (Obsoletes RFC 3847) (Status: PROPOSED STANDARD)
RFC 5307 – IS-IS Extensions in Support of Generalized Multi-Protocol Label Switching (GMPLS) (Obsoletes RFC 4205) (Updates RFC 5305) (Updated by RFC 6001, RFC 6002) (Status: PROPOSED STANDARD)
RFC 5308 – Routing IPv6 with IS-IS (Status: PROPOSED STANDARD)
RFC 5310 – IS-IS Generic Crypto graphic Authentication (Updated by RFC 6233, RFC 6232) (Status: PROPOSED STANDARD)
RFC 5311 – Simplified Extension of Link State PDU (LSP) Space for IS-IS (Obsoletes RFC 3786) (Status: PROPOSED STANDARD)
RFC 6119 – IPv6 Traffic Engineering in IS-IS (Status: PROPOSED STANDARD)
RFC 6165 – Extensions to IS-IS for Layer-2 Systems (Status: PROPOSED STANDARD)
RFC 6213 – IS-IS BFD-Enabled TLV (Status: PROPOSED STANDARD)
RFC 6233 – IS-IS Registry Extension for Purges (Updates RFC 3563, RFC 5304, RFC 5310) (Status: PROPOSED STANDARD)

Mobile Networks

RFC 3113 – 3GPP-IETF Standardization Collaboration (Status: INFORMATIONAL)
RFC 3115 – Mobile IP Vendor/Organization-Specific extensions (Obsoletes RFC 3025) (Status: PROPOSED STANDARD)
RFC 3131 – 3GPP-IETF Standardization Collaboration (Status: INFORMATIONAL)
RFC 3141 – CDMA2000 Wireless Data Requirements for AAA (Status: INFORMATIONAL)
RFC 3314 – Recommendations for IPv6 in Third Generation Partnership Project (3GPP) Standards (Status: INFORMATIONAL)
RFC 3316 – Internet Protocol Version 6 (IPv6) for Some Second and Third Generation Cellular Hosts (Status: INFORMATIONAL)
RFC 3481 – TCP over Second (2.5G) and Third (3G) Generation Wireless Networks (Also BCP0071) (Status: BEST CURRENT PRACTICE)
RFC 3519 – Mobile IP Traversal of Network Address Translatin (NAT) Devices (Status: PROPOSED STANDARD)
RFC 3543 – Registration Revocation in Mobile IPv4 (Status: PROPOSED STANDARD)
RFC 3574 – Transition Scenarios for 3GPP Networks (Status: INFORMATIONAL)
RFC 3583 – Requirements of a Quality of Service (QoS) Solution for Mobile IP (Status: INFORMATIONAL)
RFC 3753 – Mobility Related Terminology (Status: INFORMATIONAL)
RFC 3846 – Mobile IPv4 Extension for Carrying Network Access Identifiers (Status: PROPOSED STANDARD)
RFC 4093 – Problem Statement: Mobile IPv4 Traversal of Virtual Private Network (VPN) Gateways (Status: INFORMATIONAL)
RFC 4186 – Extensible Authentication Protocol Method for Global System for Mobile Communications (GSM) Subscriber Identity Modules (EAP-SIM) (Status: INFORMATIONAL)
RFC 4215 – Analysis on IPv6 Transition in Thrid Generation Partnership Project (3GPP) Networks (Status: INFORMATIONAL)
RFC 4225 – Mobile IP Version 6 Route Optimization Security Design Background (Status: INFORMATIONAL)
RFC 4260 – Mobile IPv6 Fast Handovers for 802.11 Networks (Status: INFORMATIONAL)
RFC 4283 – Mobile Node Identifier Option for Mobile IPv6(MIPv6) (Status: PROPOSED STANDARD)
RFC 4285 – Authentication Protocol for Mobile IPv6 (Status: INFORMATIONAL)
RFC 4433 – Mobile IPv4 Dynamic Home Agent (HA) Assignment (Status: PROPOSED STANDARD)
RFC 4487 – Mobile IPv6 and Firewalls: Problem Statement (Status: INFORMATIONAL)
RFC 4640 – Problem Statement for bootstrapping Mobile IPv6 (MIPv6) (Status: INFORMATIONAL)
RFC 4651 – A Taxonomy and Analysis of Enhancements to Mobile IPv6 Route Optimization (Status: INFORMATIONAL)
RFC 4721 – Mobile IPv4 Challenge/Response Extensions (Revised) (Obsoletes RFC 3012) (Updates RFC 3344) (Status: PROPOSED STANDARD)
RFC 4857 – Mobile IPv4 Regional Registration (Status: EXPERIMENTAL)
RFC 4866 – Enhanced Route Optimization for Mobile IPv6 (Status: PROPOSED STANDARD)
RFC 4877 – Mobile IPv6 Operatoin with IKEv2 and teh Revised IPsec Architecture (Updates RFC 3776) (Status: PROPOSED STANDARD)
RFC 4977 – Problem Statement: Dual Stack Mobility (Status: INFORMATIONAL)
RFC 4988 – Mobile IPv4 Fast Handovers (Status: EXPERIMENTAL)
RFC 5026 – Mobile IPv6 Bootstrapping in Split Scenario (Status: PROPOSED STANDARD)
RFC 5030 – Mobile IPv4 RADIUS Requirements (Status: INFORMATIONAL)
RFC 5094 – Mobile IPv6 Vendor Specific Options (Status: PROPOSED STANDARD)
RFC 5096 – Mobile IPv6 Experimental Messages (Status: PROPOSED STANDARD)
RFC 5149 – Service Selection for Mobile IPv6 (Status: INFORMATIONAL)
RFC 5164 – Mobility Services Transport: Problem Statement (Status: INFORMATIONAL)
RFC 5177 – Network Mobility (NEMO) Extensions for Mobile IPv4 (Status: PROPOSED STANDARD)
RFC 5213 – Proxy Mobile IPv6 (Status: PROPOSED STANDARD)
RFC 5265 – Mobile IPv4 Traversal across IPsec-Based VPN Gateways (Status: PROPOSED STANDARD)
RFC 5266 – Secure Connectivity and Mobility Using Mobile IPv4 and IKEv2 Mobility and Multihoming (MOBIKE) (Also BCP0136) (Status: BEST CURRENT PRACTICE)
RFC 5269 – Distributing a Symmetric Fast Mobile IPv6 (FMIPv6) Handover Key Using SEcure Neighbor Discovery (SEND) (Status: PROPOSED STANDARD)
RFC 5270 – Mobile IPv6 Fast Handovers over IEEE 802.16e Networks (Status: INFORMATIONAL)
RFC 5271 – Mobile IPv6 Fast Handovers for 3G CDMA Networks (Status: INFORMATIONAL)
RFC 5380 – Hierarchical Mobile IPv6 (HMIPv6) Mobility Management (Obsoletes RFC 4140) (Status: PROPOSED STANDARD)
RFC 5444 – Generalized Mobile Ad Hoc Network (MANET) Packet/Message Format (Status: PROPOSED STANDARD)
RFC 5446 – Service Selection for Mobile IPv4 (Status: INFORMATIONAL)
RFC 5447 – Diameter Mobile IPv6: Support for Network Access Server to Diameter Server Interaction (Status: PROPOSED STANDARD)
RFC 5454 – Dual-Stack Mobile IPv4 (Status: PROPOSED STANDARD)
RFC 5555 – Mobile IPv6 Support for Dual Stack Hosts and Routers (Status: PROPOSED STANDARD)
RFC 5563 – WiMAX Forum / 3GPP2 Proxy Mobile IPv4 (Status: INFORMATIONAL)
RFC 5568 – Mobile IPv6 Fast Handovers (Obsoletes RFC 5268) (Status: PROPOSED STANDARD)
RFC 5637 – Authentication, Authorization, and Accounting (AAA) Goals for Mobile IPv6 (Status: INFORMATIONAL)
RFC 5726 – Mobile IPv6 Location Privacy Solutions (Status: EXPERIMENTAL)
RFC 5778 – Diameter Mobile IPv6: Support for Home Agent to Diameter Server Interaction (Status: PROPOSED STANDARD)
RFC 5779 – Diameter Proxy Mobile IPv6: Mobile Access Gateway and Local Mobility Anchor Interaction with Diameter Server (Status: PROPOSED STANDARD)
RFC 5844 – IPv4 Support for Proxy Mobile IPv6 (Status: PROPOSED STANDARD)
RFC 5846 – Binding Revocation for IPv6 Mobility (Status: PROPOSED STANDARD)
RFC 5847 – Heartbeat Mechanism for Proxy Mobile IPv6 (Status: PROPOSED STANDARD)
RFC 6058 – Transient Binding for Proxy Mobile IPv6 (Status: EXPERIMENTAL)
RFC 6089 – Flow Bindings in Mobile IPv6 and Network Mobility (NEMO) Basic Support (Updates RFC 5648) (Status: PROPOSED STANDARD)
RFC 6275 – Mobility Support in IPv6 (Obsoletes RFC 3775) (Status: PROPOSED STANDARD)
RFC 6279 – Proxy Mobile IPv6 (PMIPv6) Localized Routing Problem Statement (Status: INFORMATIONAL)
RFC 6342 – Mobile Networks Considerations for IPv6 Deployment (Obsoletes RFC 6312) (Status: INFORMATIONAL)
RFC 6457 – IPv6 in 3rd Generation Partnership Project (3GPP) Evolved Packet System (EPS) (Status: INFORMATIONAL)

Multicast

RFC 4045 – Extensions to Support Efficient Carrying of Multicast Traffic in Layer-2 Tunneling Protocol (L2TP) (Status: EXPERIMENTAL)
RFC 4489 – A Method for Generating Link-Scoped IPv6 Multicast Addresses (Updates RFC 3306) (Status: PROPOSED STANDARD)
RFC 5374 – Multicast Extensions to the Security Architecture for the Internet Protocol (Status: PROPOSED STANDARD)
RFC 5757 – Multicast Mobility in Mobile IP Version 6 (MIPv6): Problem Statement and Brief Survey (Status: INFORMATIONAL)
RFC 6085 – Address Mapping of IPv6 Multicast Packets on Ethernet (Updates RFC 2464) (Status: PROPOSED STANDARD)

Neighbor Discovery (ND)

RFC 3122 – Extensions to IPv6 Neighbor Discovery for Inverse Discovery Specification (Status: PROPOSED STANDARD)
RFC 3756 – IPv6 Neighbor Discovery (ND) Trust Models and Threats (Status: INFORMATIONAL)
RFC 3971 – SEcure Neighbor Discovery (SEND) (Status: PROPOSED STANDARD)
RFC 4389 – Neighbor Discovery Proxies (ND Proxy) (Status: EXPERIMENTAL)
RFC 4861 – Neighbor Discovery for IP version 6 (Obsoletes RFC 2461) (Updated by RFC 5942) (Status: DRAFT STANDARD)
RFC 4943 – IPv6 Neighbor Discovery On-Link Assumption Considered Harmful (Status: INFORMATIONAL)
RFC 5909 – Securing Neighbor Discovery Proxy: Problem Statement (Status: INFORMATIONAL)
RFC 6273 – The Secure Neighbor Discovery (SEND) Hash Threat Analysis (Status: INFORMATIONAL)

Network Address Translation (NAT)

RFC 5245 – Interactive Connectivity Establishment (ICE): A Protocol for Network Address Translator (NAT) Traversal for Offer/Answer Protocols (Obsoletes RFC 4091, RFC 4092) (Updated by RFC 6336) (Status: PROPOSED STANDARD)
RFC 6146 – Stateful NAT64: Network Address and Protocol Translation from IPv6 Clients to IPv4 Servers (Status: PROPOSED STANDARD)
RFC 6264 – An Incremental Carrier-Grade NAT (CGN) for IPv6 Transition (Status: INFORMATIONAL)

Routing Protocols

RFC 2080 – RIPng for IPv6 (Status: PROPOSED STANDARD)
RFC 2270 – Using a Dedicated AS for Sites Homed to a Single Provider (Status: INFORMATIONAL)
RFC 2545 – Use of BGP-4 Multiprotocol Extensions for IPv6 Inter-Domain Routing (Status: PROPOSED STANDARD)
RFC 4449 – Securing Mobile IPv6 Route Optimization Using a Static Shard Key (Status: PROPOSED STANDARD)
RFC 4561 – Definition of a Record Route Object (RRO) Node-Id Sub-Object (Status: PROPOSED STANDARD)
RFC 4760 – Multiprotocol Extensions for BGP-4 (Obsoletes RFC 2858) (Status: DRAFT STANDARD)
RFC 4797 – Use of Provider Edge to Provider Edge (PE-PE) Generic Routing Encapsulation (GRE) or IP in BGP/MPLS IP Virtual Private Networks (Status: INFORMATIONAL)
RFC 5065 – Autonomous System Confederations for BGP (Obsoletes RFC 3065) (Status: DRAFT STANDARD)
RFC 5175 – IPv6 Router Advertisement Flags Option (Obsoletes RFC 5075) (Status: PROPOSED STANDARD)
RFC 5340 – OSPF for IPv6 (Obsoletes RFC 2740) (Status: PROPOSED STANDARD)
RFC 5350 – IANA Considerations for the IPv4 and IPv6 Router Alert Options (Updates RFC 2113, RFC 3175) (Status: PROPOSED STANDARD)
RFC 5376 – Inter-AS Requirements for the Path Computation Element Communication Protocol (PCECP) (Status: INFORMATIONAL)
RFC 5396 – Textual Representation of Autonomous System (AS) Numbers (Status: PROPOSED STANDARD)
RFC 5398 – Autonomous System (AS) Number Reservation for Documentation Use (Status: INFORMATIONAL)
RFC 5549 – Advertising IPv4 Network Layer Reachability Information with an IPv6 Next Hop (Status: PROPOSED STANDARD)
RFC 5566 – BGP IPsec Tunnel Encapsulation Attribute (Status: PROPOSED STANDARD)
RFC 5642 – Dynamic Hostname Exchange Mechanism for OSPF (Status: PROPOSED STANDARD)
RFC 5701 – IPv6 Address Specific BGP Extended Community Attribute (Status: PROPOSED STANDARD)
RFC 5820 – Extensions to OSPF to Support Mobile Ad Hoc Networking (Status: EXPERIMENTAL)
RFC 6104 – Rogue IPv6 Router Advertisement Problem Statement (Status: INFORMATIONAL)
RFC 6105 – IPv6 Router Advertisement Guard (Status: INFORMATIONAL)
RFC 6106 – IPv6 Router Advertisement Options for DNS Configuration (Obsoletes RFC 5006) (Status: PROPOSED STANDARD)
RFC 6115 – Recommendation for a Routing Architecture (Status: INFORMATIONAL)
RFC 6164 – Using 127-Bit IPv6 Prefixes on Inter-Router Links (Status: PROPOSED STANDARD)
RFC 6178 – Label Edge Router Forwarding of IPv4 Option Packets (Updates RFC 3031) (Status: PROPOSED STANDARD)
RFC 6179 – The Internet Routing Overlay Network (IRON) (Status: EXPERIMENTAL)
RFC 6227 – Design Goals for Scalable Internet Routing (Status: INFORMATIONAL)
RFC 6438 – Using the IPv6 Flow Label for Equal Cost Multipath Routing and Link Aggregation in Tunnels (Status: PROPOSED STANDARD)

Tunnels

RFC 2473 – Generic Packet Tunneling in IPv6 Specification (Status: PROPOSED STANDARD)
RFC 2767 – Dual Stack Hosts using the "Bump-in-the-Stack" Technique (BIS) (Status: INFORMATIONAL)
RFC 3053 – IPv6 Tunnel Broker (Status: INFORMATIONAL)
RFC 3068 – An Anycast Prefix for 6to4 Relay Routers (Status: PROPOSED STANDARD)
RFC 3301 – Layer Two Tunneling Protocol (L2TP): ATM access network extensions (Status: PROPOSED STANDARD)
RFC 3308 – Layer Two Tunneling Protocol (L2TP) Differentiated Services Extension (Status: PROPOSED STANDARD)
RFC 3338 – Dual Stack Hosts Using "Bump-in-the-API" (BIA) (Status: EXPERIMENTAL)
RFC 3355 – Layer Two Tunneling Protocol (L2TP) Over ATM Adaption Layer 5 (AAL5) (Status: PROPOSED STANDARD)
RFC 3437 – Layer-Two Tunneling Protocol Extensions for PPP Link Control Protocol Negotiation (Status: PROPOSED STANDARD)
RFC 3438 – Layer Two Tunneling Protocol (L2TP) Internet Assigned Numbers Authority (IANA) Considerations Update (Also BCP0068) (Status: BEST CURRENT PRACTICE)
RFC 3609 – Tracing Requirements for Generic Tunnels (Status: INFORMATIONAL)
RFC 3620 – The TUNNEL Profile (Status: PROPOSED STANDARD)
RFC 3817 – Layer 2 Tunneling Protocol (L2TP) Active Discovery Relay for PPP over Ethernet (PPPoE) (Status: INFORMATIONAL)
RFC 3931 – Layer Two Tunneling Protocol – Version 3 (L2TPv3) (Updated by RFC 5641) (Status: PROPOSED STANDARD)
RFC 3964 – Security Considerations for 6to4 (Status: INFORMATIONAL)
RFC 4380 – Toredo: Tunneling IPv6 over UDP through Network Address Tranlations (NATs) (Updated by RFC 5991, RFC 6081) (Status: PROPOSED STANDARD)
RFC 4459 – MTU and Fragmentation Issues with In-the-Network Tunneling (Status: INFORMATIONAL)
RFC 4851 – The Flexible Authentication via Secure Tunneling Extensible Authentication Protocol Method (EAP-FAST) (Status: INFORMATIONAL)
RFC 4891 – Using IPsec to Secure IPv6-in-IPv4 Tunnels (Status: INFORMATIONAL)
RFC 4951 – Fail Over Extensions for Layer 2 Tunneling Protocol (L2TP) "failover" (Status: PROPOSED STANDARD)
RFC 5214 – Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) (Obsoletes RFC 4214) (Status: INFORMATIONAL)
RFC 5422 – Dynamic Provisioning Using Flexible Authentication via Secure Tunneling Extensible Authentication Protocol (EAP-FAST) (Status: INFORMATIONAL)
RFC 5515 – Layer 2 Tunneling Protocol (L2TP) Access Line Information Attribute Value Pair (AVP) Extensions (Status: INFORMATIONAL)
RFC 5571 – Softwire Hub and Spoke Deployment Framework with Layer Two Tunneling Protocol Version 2 (L2TPv2) (Status: PROPOSED STANDARD)
RFC 5572 – IPv6 Tunnel Broker with the Tunnel Setup Protocol (TSP) (Status: EXPERIMENTAL)
RFC 5579 – Transmission of IPv4 Packets over Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) Interfaces (Status: INFORMATIONAL)
RFC 5641 – Layer 2 Tunneling Protocol Version 3 (L2TPv3) Extended Circuit Status Values (Updates RFC 3931, RFC 4349, RFC 4454, RFC 4591, RFC 4719) (Status: PROPOSED STANDARD)
RFC 5747 – 4over6 Transit Solution Using IP Encapsulation and MP-BPB Extensions (Status: EXPERIMENTAL)
RFC 5991 – Toredo Security Updates (Updates RFC 4380) (Status: PROPOSED STANDARD)
RFC 6081 – Toredo Extensions (Updates RFC 4380) (Status: PROPOSED STANDARD)
RFC 6169 – Security Concerns with IP Tunneling (Status: INFORMATIONAL)

Virtual Private Networks (VPNs)

RFC 2685 – Virtual Private Networks Identifier (Status: PROPOSED STANDARD)
RFC 3809 – Generic Requirements for Provider Provisioned Virtual Private Networks (PPVPN) (Status: INFORMATIONAL)
RFC 4176 – Framework for Layer 3 Virtual Private Networks (L3VPN) Operations and Management (Status: INFORMATIONAL)
RFC 4265 – Definition of Textual Conventions for Virtual Private Network (VPN) Management (Status: PROPOSED STANDARD)
RFC 4664 – Framework for Layer 2 Virtual Private Networks (L2VPNs) (Status: INFORMATIONAL)
RFC 4665 – Service Requirements for Layer 2 Provider-Provisioned Virtual Private Networks (Status: INFORMATIONAL)
RFC 4667 – Layer 2 Virtual Private Network (L2VPN) Extensions for Layer 2 Tunneling Protocol (L2TP) (Status: PROPOSED STANDARD)
RFC 5517 – Cisco Systems’ Private VLANs: Scalable Security in a Multi–Client Environment (Status: INFORMATIONAL)
RFC 5523 – OSPFv3-Based Layer 1 VPN Auto-Discovery (Status: EXPERIMENTAL)
RFC 6074 – Provisioning, Auto-Discovery, and Signaling in Layer 2 Virtual Private Networks (L2VPNs) (Status: PROPOSED STANDARD)
RFC 6136 – Layer 2 Virtual Private Network (L2VPN) Operations, Administration, and Maintenance (OAM) Requirements and Framework (Status: INFORMATIONAL)
RFC 6246 – Virtual Private LAN Service (VPLS) Interoperability with Customer Edge (CE) Bridges (Status: INFORMATIONAL)

Voice Over IP (VoIP)

RFC 3319 – Dynamic Host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) Servers (Status: PROPOSED STANDARD)
RFC 5118 – Session Initiation Protocol (SIP) Torture Test Messages for Internet Protocol Version 6 (IPv6) (Status: INFORMATIONAL)
RFC 6157 – IPv6 Transition in the Session Initiation Protocol (SIP) (Updates RFC 3264) (Status: PROPOSED STANDARD)