ICMP

E5619

Internet protocol control message protocol network protocol

ICMP (Internet Control Message Protocol) is a core network-layer protocol used primarily for sending error messages and operational information, such as in tools like ping and traceroute, within IP networks.

Jump to: Surface forms Statements Referenced by

Observed surface forms (14)

Surface form	Occurrences
Internet Control Message Protocol	4
ICMP Destination Unreachable	1
ICMP Echo Reply	1
ICMP Echo Request	1
ICMP Identifier field	1
ICMP Information Reply	1
ICMP Information Request	1
ICMP Parameter Problem	1
ICMP Redirect	1
ICMP Source Quench	1
ICMP Time Exceeded	1
ICMP Timestamp	1
ICMP Timestamp Reply	1
ICMPv6	1

Statements (47)

Predicate	Object
instanceOf	Internet protocol ⓘ control message protocol ⓘ network protocol ⓘ
abbreviation	ICMP self-link ⓘ
belongsTo	TCP/IP ⓘ surface form: Internet Protocol Suite
carries	control information ⓘ diagnostic information ⓘ error reporting information ⓘ
definedIn	RFC 792 ⓘ
designGoal	support IP diagnostics ⓘ support IP error handling ⓘ
encapsulatedIn	IP packet ⓘ
field	Checksum ⓘ Code ⓘ Rest of Header ⓘ Type ⓘ
fullName	ICMP self-linksurface differs ⓘ surface form: Internet Control Message Protocol
hasVariant	ICMP self-linksurface differs ⓘ surface form: ICMPv6
introducedIn	early Internet architecture ⓘ
is	connectionless ⓘ unreliable ⓘ
layer	network layer ⓘ
messageType	Destination Unreachable ⓘ Echo Reply ⓘ Echo Request ⓘ Parameter Problem ⓘ Redirect ⓘ Source Quench ⓘ Time Exceeded ⓘ Timestamp ⓘ Timestamp Reply ⓘ
notUsedFor	application data transport ⓘ
OSIlayer	Layer 3 ⓘ
protocolNumber	1 ⓘ
purpose	send error messages in IP networks ⓘ send operational information in IP networks ⓘ
relatedTo	IPv4 ⓘ
runsOver	IP ⓘ
securityConcern	can be filtered by firewalls ⓘ can be used for network reconnaissance ⓘ
standardizedBy	Internet Engineering Task Force ⓘ surface form: IETF
usedByTool	pathping ⓘ ping ⓘ traceroute ⓘ
usedFor	error reporting between routers and hosts ⓘ network diagnostics ⓘ path discovery ⓘ

Referenced by (21)

Full triples — surface form annotated when it differs from this entity's canonical label.

ICMP → abbreviation → ICMP self-link ⓘ

IPv4 → commonlyUsedWith → ICMP ⓘ

RFC 792 → definesField → ICMP ⓘ

this entity surface form: ICMP Identifier field