Not every flower can represent love, but roses did it
Not every tree can stand thirst, but cactus did it
Not every protocol can fit the future, but IPv6 did it.
IPv6, the standard of the Internet Future.
IPv6


New Moore‘s Law
IPv6
DNS
IPv6
Internet
1986 ARPANet TCP/IPNSFNet
1991
1993 WWW
IPv6

1990TCP/IPInternet9.6kbps
IPv6
1995SIPPIPv6IPv6RFC1752(The Recommendation for the IP Next Generation Protocol)
IPv6
1999(42)IPv6 ForumARIN IPv6 Prefix2001:400::/35ESnet
2002Internet Registry RIR(Regional Internet Registries)IPv6 Address Allocation and Assignment Global Policy
IPv6
IPv6
OSI
7 ( 7-Layer Reference Model)
IPv6
DoD
IPv6

IPv6
IPv6
ARIN(American Registry for Internet Numbers)
APNIC(Asia Pacific Network Information Centre)
LACNIC(Latin American and Caribbean IP address Regional Registry)
IPv6
IPv6
IPv420

IPv6
NAT
IP
CATNIPTUBASIPP
IP  
IPv6
IPv6


IPv6




IPv4
32
4,294,967,296
IPv6
128
IPv6


IPv6
IPv6
IPv6
TCP/UDP
IPv6
IPv6
IHLInternet Header Length (4 bits)
IP 32 Bits(4Bytes)
IP Service
Total Length (16 bits)
(Hop Count)
IPv6
Traffic Class (8 Bits)
Flow Label (20 Bit)
Payload Length (16 Bit)
6
TCP
17
UDP
41
51
IPv6
Option
ICMP Parameter Problem Message (Type=1, Code=1)
OptionOption
Fragment Header(RFC2460)
IPv6

Next Header (8 bits)
Hdr Ext Len (Header Extension Length) (b Bits)
Hop By Hop Option 8 BytesHop By Hop Option 8 Bytes
Options ()
TLV (Type-Length-Valve)
Hop By Hop Option 8 bytes
Routing Type (8 bits)
LSRR (Loose Source and Record Route)
Segment
Segment
Destination Options Header8 bytesDestination Options Header8 bytes
Options ()
TLV (Type-Length-Valve)Option
Reserved (16 bits)
0
(SPI)32 bitsDatagramSecurity Association(SA)
32 bitsIntegrity Check Valve(ICV)32 bitsPadding
IPv6
32 bitsDatagramSecurity Association SA
Sequence Number (32 bits)
SA Replay(anti-replay Protection)
Payload DataBlock Size
Next Header (8 bits)
Security Payload Capsule Header
IPv6

[2] Internet Assigned Numbers Authority: http://www.iana.org/
[3] Internet Engineering Task Force: http://www.ietf.org/
[4] Classless Inter-Domain Routing (CIDR): an Address Assignment and Aggregation Strategy. RFC1519. V. Fuller, T. Li, J. Yu, K. Varadhan. September 1993.
[5] Traditional IP Network Address Translator (Traditional NAT). RFC3022. P. Srisuresh, K. Egevang. January 2001.
[6] Internet Protocol, Version 6 (IPv6) Specification. RFC2460. S. Deering, R. Hinden
IPv6

[7] Neighbor Discovery for IP Version 6 (IPv6). RFC2461. T. Narten, E. Nordmark, W. Simpson. December 1998.
[8] IPv6 Stateless Address Autoconfiguration. RFC2462. S. Thomson, T. Narten. December 1998.
[9] Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification. RFC2463. A. Conta, S. Deering. December 1998.
[10] IP Authentication Header. RFC2402. S. Kent, R. Atkinson. November 1998.
[11] IP Encapsulating Security Payload (ESP). RFC2406. S. Kent, R. Atkinson. November 1998.
0
2000
4000
6000
8000
10000
12000
14000
16000
18000
1993199419951996199719981999200020012002