RFC 6343: Advisory Guidelines for 6to4 Deployment

This document provides advice to network operators about deployment of the 6to4 technique for automatic tunneling of IPv6 over IPv4. It is principally…

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Outgoing relationships (18 related RFCs)

Normative reference — RFC 3056: Connection of IPv6 Domains via IPv4 Clouds
Normative reference — RFC 3068: An Anycast Prefix for 6to4 Relay Routers
Informative reference — RFC 1918: Address Allocation for Private Internets
Informative reference — RFC 4213: Basic Transition Mechanisms for IPv6 Hosts and Routers
Informative reference — RFC 3704: Ingress Filtering for Multihomed Networks
Informative reference — RFC 3484: Default Address Selection for Internet Protocol version 6 (IPv6)
Informative reference — RFC 6269: Issues with IP Address Sharing
Informative reference — RFC 4191: Default Router Preferences and More-Specific Routes
Informative reference — RFC 5969: IPv6 Rapid Deployment on IPv4 Infrastructures (6rd) -- Protocol Specification
Informative reference — RFC 2923: TCP Problems with Path MTU Discovery
Informative reference — RFC 6105: IPv6 Router Advertisement Guard
Informative reference — RFC 6169: Security Concerns with IP Tunneling
Informative reference — RFC 4890: Recommendations for Filtering ICMPv6 Messages in Firewalls
Informative reference — RFC 3964: Security Considerations for 6to4
Informative reference — RFC 6104: Rogue IPv6 Router Advertisement Problem Statement
Informative reference — RFC 3053: IPv6 Tunnel Broker
Informative reference — RFC 5158: 6to4 Reverse DNS Delegation Specification
Informative reference — RFC 5571: Softwire Hub and Spoke Deployment Framework with Layer Two Tunneling Protocol Version 2 (L2TPv2)

Incoming relationships (9 related RFCs)

Informatively referenced by — RFC 6598: IANA-Reserved IPv4 Prefix for Shared Address Space
Informatively referenced by — RFC 6324: Routing Loop Attack Using IPv6 Automatic Tunnels: Problem Statement and Proposed Mitigations
Informatively referenced by — RFC 9099: Operational Security Considerations for IPv6 Networks
Informatively referenced by — RFC 6732: 6to4 Provider Managed Tunnels
Informatively referenced by — RFC 6589: Considerations for Transitioning Content to IPv6
Informatively referenced by — RFC 7059: A Comparison of IPv6-over-IPv4 Tunnel Mechanisms
Informatively referenced by — RFC 7123: Security Implications of IPv6 on IPv4 Networks
Informatively referenced by — RFC 7526: Deprecating the Anycast Prefix for 6to4 Relay Routers
Informatively referenced by — RFC 6782: Wireline Incremental IPv6