Understanding IPv6 (eBook)

Contents 7
Preface 13
Chapter 1 THE AGE OF IPv6 17
1.1 INTRODUCTION 17
Chapter 2 PROTOCOL ARCHITECTURE 25
2.1 INTRODUCTION 25
2.2 COMPARISONS OF IP HEADER FORMATS 28
2.3 EXTENSION HEADERS 29
2.4 PACKET SIZE AND PATH MTU 37
2.5 FLOW LABEL 38
2.6 TRAFFIC CLASS 39
APPENDIX A: ASSIGNED INTERNET PROTOCOL NUMBERS 40
Chapter 3 ADDRESS ARCHITECTURE 41
3.1 INTRODUCTION 41
3.2 EXPRESSION OF IPv6 ADDRESS 43
3.3 UNICAST ADDRESS 44
3.4 ANYCAST ADDRESS 49
3.5 MULTICAST ADDRESS 50
3.6 REQUIRED ADDRESSES 54
Chapter 4 INTERNET CONTROL MESSAGE PROTOCOL FOR IPv6 (ICMPv6) 55
4.1 INTRODUCTION 55
4.2 RULES TO DETERMINE SOURCE ADDRESS FOR MESSAGE 57
4.3 MESSAGE PROCESSING 58
4.4 MESSAGE FORMATS 60
REFERENCES 66
Chapter 5 NEIGHBOR DISCOVERY 67
5.1 INTRODUCTION 67
5.2 CONCEPTUAL MODEL OF A HOST 69
5.3 SERVICES FROM NEIGHBOR DISCOVERY PROTOCOL 71
5.4 MESSAGES FORMATS 76
5.5 OPTIONS 84
REFERENCES 88
Chapter 6 ADDRESS AUTOCONFIGURATION 89
6.1 INTRODUCTION 89
6.2 STATELESS AND STATEFUL AUTOCONFIGURATIONS 90
6.3 DUPLICATED ADDRESS DETECTION (DAD) 95
6.4 OPTI-DAD 95
REFERENCES 100
Chapter 7 DYNAMIC HOST CONFIGURATION PROTOCOL (DHCPv6) 101
7.1 INTRODUCTION 101
7.2 TERMINOLOGY 102
7.3 DHCP SERVER SOLICITATION 103
7.4 DHCP CLIENT-INITIATED CONFIGURATION EXCHANGE 105
7.5 DHCP SERVER-INITIATED CONFIGURATION EXCHANGE 110
7.6 RELAY AGENTS 112
7.7 DHCP UNIQUE IDENTIFIER (DUID) 113
7.8 IDENTITY ASSOCIATION (IA) 115
7.9 MANAGEMENT OF TEMPORARY ADDRESSES 116
7.10 MESSAGE FORMATS 116
7.11 OPTIONS 117
REFERENCES 129
Chapter 8 INTERCONNECTION BETWEEN IPv4 AND IPv6 131
8.1 INTRODUCTION 131
8.2 TERMINOLOGY 132
8.3 DUAL STACK 132
8.4 IPv6 IMPLEMENTATION OVER IPv4 TUNNEL 134
8.5 TRANSLATION MECHANISM 162
REFERENCES 165
Chapter 9 DOMAIN NAME SYSTEM (DNS) 167
9.1 INTRODUCTION 167
9.2 TERMINOLOGY 168
9.3 DNS ARCHITECTURE 171
9.4 DOMAIN NAME SPACE 173
9.5 NAME RESOLUTION 175
9.6 PACKET FORMAT 177
9.7 DNS EXTENSION 180
9.8 REQUIREMENT FOR DNS SUPPORT IN TRANSITION 181
9.9 EXAMPLE: DNSv6 USING WINDOWS SERVER 2003 183
REFERENCES 184
APPENDIX A: COUNTRY- CODE TOP- LEVEL DOMAINS ( CCTLDS) 185
Chapter 10 MOBILITY SUPPORT FOR IPv6 189
10.1 INTRODUCTION 189
10.2 TERMINOLOGY AND CONCEPT 191
10.3 PROTOCOL OVERVIEW OF MIPv6 194
10.4 BINDING UPDATE TO THE HOME AGENT 200
10.5 BINDING UPDATE TO CORRESPONDENT NODES 203
10.6 PREFIX MANAGEMENT 209
10.7 MESSAGE TYPES 10.7.1 Mobility messages 215
10.8 CHANGES IN IPv6 NEIGHBOR DISCOVERY PROTOCOL 233
REFERENCES 236
Chapter 11 ENHANCED HANDOVER SCHEMES FOR MOBILE IPv6 237
11.1 INTRODUCTION 237
11.2 HIERARCHICAL MOBILE IPv6 (HMIPv6) 11.2.1 Concept 238
11.3 FAST HANDOVER FOR MOBILE IPv6 248
11.4 EARLY BINDING UPDATE 260
REFERENCES 266
Chapter 12 SECURITY IN MOBILE IP 267
12.1 INTRODUCTION 267
12.2 VPN PROBLEMS AND SOLUTIONS IN MIPv4 12.2.1 Concept 268
12.3 APPLYING CGA TO OPTIMIZE MIPv6 273
12.4 NSIS FIREWALL TRAVERSAL 12.4.1 Concept 279
REFERENCES 284
Index 285