ntifiers 3.9.4 Happy Eyeballs Implications of IPv6 for Other Protocols 3.10.1 Transport Layer Protocols 3.10.2 Domain Name System 3.10.3 Applications 3.10.4 Internet Routing 3.10.5 Management Information Base Validation and Certification 3.11.1 Test Suites 3.11.2 IPv6 Ready Logo Example IPv6 Packet Flows 3.12.1 IPv6 on Ethernet 3.12.2 IPv6 with DNS and TCP Chapter Summary References IPv6 in 3GPP Networks PDN Connectivity Service 4.1.1 Bearer Concept 4.1.2 PDP and PDN Types 4.1.3 Link Models in 3GPP End User IPv6 Service Impact on the 3GPP System 4.2.1 User, Control and Transport Planes 4.2.2 Affected Networking Elements 4.2.3 Charging and Billing 4.2.4 External PDN Access and the (S)Gi Interface 4.2.5 Roaming Challenges End User IPv6 Service Impact on GTP and PMIPv6 Protocols 4.3.1 GTP Control Plane Version 1 4.3.2 GTP Control Plane Version 2 4.3.3 GTP User Plane 4.3.4 PMIPv6 IP Address Assignment, Configuration, and Management 4.4.1 Addressing Assumptions Contents 4.4.2 Stateless IPv6 Address Autoconfiguration 4.4.3 Stateful IPv6 Address Configuration 4.4.4 Deferred Address Allocation 4.4.5 Static IPv6 Addressing 4.4.6 IPv6 Prefix Delegation 4.4.7 NAS Protocol Signaling and PCO Options 4.4.8 Initial E-UTRAN Attach Example with IPv4 and IPv6 Address Configuration Bearer Establishment and Fallback Scenarios 4.5.1 Initial Connection Establishment 4.5.2 Backward Compatibility with Earlier Releases 4.5.3 Dual Address Bearer Flag 4.5.4 Requested PDN Type Handling in a PGW 4.5.5 Fallback Scenarios and Rules 4.5.6 Inter-RAT Handovers and Inter-SGSN Routing Area Updates Signaling Interfaces 4.6.1 IPv6 as Transport 4.6.2 IPv6 in Information Element Level User Equipment Specific Considerations 4.7.1 IPv6 and Impacted Layers 4.7.2 Required RFCs for Host UEs 4.7.3 DNS Issues 4.7.4 Provisioning 4.7.5 IPv6 Tethering 4.7.6 IPv6 Application Support Multicast Known IPv6 Issues and Anomalies 4.9.1 IPv6 Neighbor Discovery Considerations 4.9.2 PDN Connection Model and Multiple IPv6 Prefixes IPv6 Specific Security Considerations 4.10