Item | IPv4 | IPV9 |
---|---|---|
Bit length | 32 | 256 |
Address format | Dot decimal, uncompressible | [ ] Bracket decimal notation, with zero compression, can be compressed on both sides |
Network express | Mask or length prefix representation | Length prefix express that supports public geographic space clustering |
Loop Address | 127.0.0.1 | [7]1 |
Public address | Common public IP address | Aggregate global address location unicast addresses |
Automatic configuration | Automatically configured address (169.254.0.0/16) | Link-Local Address:4269801472[0/64 |
Broadcast address | Contains broadcast address | No broadcast address, transitional support broadcast address |
Unspecified address | 0.0.0.0 | [8] |
Domain name resolution | IPv4 Host address(A) resource record | IPv9 host address (AAAAAAAA) resource record |
Mother root server space | 32bits (232-1 addresses) | Realized 256bits (2256-1 addresses) design objective 2048bits |
Root domain server name | 13 letters from A to M | 13 letters from N to Z |
China top-level domain | .CN | .CHN |
Inverse Resolution | IN-ADDR.APRA Domain | IN-ADDR.APRA9 Domain |
Compatibility 1 | Incompatible with IPv6 addresses | Compatible IPv6 address: y]y]y]y]x:x:x:x:x:x:d.d.d.d |
Compatibility 2 | Incompatible with IPV9 addresses | Compatible IPv4 address: y]y]y]y]y]y]y]d.d.d.d |
Transition address | No | Transition address IPv4: [7]d.d.d.d |
Encryption | No IP address encryption | Dual encrypted of the source address and the destination address |
Address length | Fixed 32 bits | Not fixed, canbe16, 32, 64, 128, 256, 512, 1024bits |
Geographic information | No geographic location information | Geographic location information Can be embedded |
DHCP | Nonsupport DHCP | Added support for automatic configuration of variable - length addresses |
ISO/IEC C6 & TCP/IP/M model | Not supported | Supported |
Communication rules | Communicate first, then verify | Verify before communication |
Network model | TCP/IP | TCP/IP/M |
Sovereign | America | China |
Item | IPv6 | IPV9 |
---|---|---|
Bit length | 128 | 256 |
Address format | Colon-separated hexadecimal with zero compression, single compression | [ ] [ ] Bracket decimal notation, with zero compression, can be compressed on both sides |
Network express | Mask or length prefix representation | Length prefix express that supports public geographic space clustering |
Loop Address | : : 1 | [7]1 |
Public address | Can aggregate the global single point transmission address | Aggregate global address location unicast addresses |
Link-Local Address | FE80: : /64 | 4269801472[0/64 |
Broadcast address | No | No broadcast address, transitional support broadcast address |
Unspecified address | 0: 0: 0: 0: 0: 0: 0: 0: 0 | [8] |
Domain name resolution | IPv6 Host address(AAAA) resource record | IPv9 host address (AAAAAAAA) resource record |
Mother root server space | 128bits (2128-1 addresses) | Realized 256bits (2256-1 addresses) design objective 2048 bits |
Root domain server name | 13 letters from A to M | 13 letters from N to Z |
China top-level domain | .CN | .CHN |
Inverse Resolution | IP6.INT Domain | IN-ADDR.APRA9 Domain |
Compatibility 1 | Incompatible with IPv9 addresses | Compatible IPv6 address:y]y]y]y]x:x:x:x:x:x:d.d.d.d |
Compatibility 2 | Incompatible with IPv4 addresses | Compatible IPv4 address:y]y]y]y]y]y]y]d.d.d.d |
Transition address | No | Transition address IPv4: [7]d.d.d.d |
Encryption | No IP address encryption | Dual encrypted of the source address and the destination address |
Address length | Fixed 128 bits | Not fixed,canbe16?32?64?128?256?512?1024bits |
Geographic information | No geographic location information | Geographic location information Can be embedded |
DHCP | Support DHCP, no automatic configuration for variable-length addresses | Added support for automatic configuration of variable - length addresses |
Network model | TCP/IP | TCP/IP/M |
ISO/IEC C6 & TCP/IP/M mode | Not supported | Supported |
Communication rule | Communicate first, then verify | Verify before communication |
Network model | TCP/IP | TCP/IP/M |
Sovereign | America | China |