Internet Protocol version 6
E4018
Internet Protocol version 6 (IPv6) is the modern Internet addressing and routing protocol designed to replace IPv4 by providing a vastly larger address space and improved network efficiency and security features.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| IPv6 | 2 |
| Internet Protocol, Version 6 (IPv6) Specification | 1 |
Statements (74)
| Predicate | Object |
|---|---|
| instanceOf |
Internet Protocol
ⓘ
communication protocol ⓘ network protocol ⓘ |
| addressLength | 128 bits ⓘ |
| addressSpaceSize | 2^128 addresses ⓘ |
| alsoKnownAs |
IPv4 successor
ⓘ
IPv6 ⓘ |
| definedIn |
RFC 2460
ⓘ
RFC 8200 ⓘ |
| hasAddressScope |
global unicast
ⓘ
link-local ⓘ unique local ⓘ |
| hasAddressType |
anycast address
ⓘ
multicast address ⓘ unicast address ⓘ |
| hasDeployment |
enterprise networks
ⓘ
global Internet ⓘ mobile networks ⓘ |
| hasDesignGoal |
better support for QoS
ⓘ
improved routing efficiency ⓘ improved security ⓘ larger address space ⓘ simplified header format ⓘ |
| headerField |
destination address
ⓘ
flow label ⓘ hop limit ⓘ next header ⓘ payload length ⓘ source address ⓘ traffic class ⓘ version ⓘ |
| headerSize | fixed 40 bytes (without extension headers) ⓘ |
| improvesOn |
address space size of IPv4
ⓘ
header processing efficiency of IPv4 ⓘ support for mobility compared to IPv4 ⓘ support for multicast compared to IPv4 ⓘ |
| layer | network layer ⓘ |
| motivation |
IPv4 address exhaustion
ⓘ
need for end-to-end connectivity ⓘ need for scalable routing ⓘ |
| OSIModelLayer | Layer 3 ⓘ |
| partOf |
TCP/IP
ⓘ
surface form:
Internet protocol suite
|
| publicationDate | 1998 ⓘ |
| replaces |
IPv4
ⓘ
surface form:
Internet Protocol version 4
|
| securityProperty | IPsec mandatory to implement ⓘ |
| standardizedBy | Internet Engineering Task Force ⓘ |
| supportsFeature |
IPsec
ⓘ
anycast addressing ⓘ extension headers ⓘ flow labeling ⓘ link-local addressing ⓘ multicast addressing ⓘ neighbor discovery protocol ⓘ path MTU discovery ⓘ stateful address configuration ⓘ stateless address autoconfiguration ⓘ |
| supportsRoutingProtocol |
BGP-4+
ⓘ
IS-IS for IPv6 ⓘ OSPFv3 ⓘ |
| updatedSpecificationDate | 2017 ⓘ |
| usesAddressNotation |
colon-separated notation
ⓘ
hexadecimal ⓘ |
| usesMechanism |
duplicate address detection
ⓘ
link-local address generation ⓘ router advertisement ⓘ router solicitation ⓘ stateless address autoconfiguration ⓘ |
| usesTransitionMechanism |
6to4
ⓘ
DS-Lite ⓘ NAT64 ⓘ Teredo ⓘ dual stack ⓘ translation ⓘ tunneling ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
RFC
this entity surface form:
IPv6