# Internet Control Message Protocol

> core protocol of the Internet Protocol suite, mainly used on IPv4 networks to indicate error messages in network operations

**Wikidata**: [Q13162](https://www.wikidata.org/wiki/Q13162)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Internet_Control_Message_Protocol)  
**Source**: https://4ort.xyz/entity/internet-control-message-protocol


## References

1. Protocol Numbers
2. Freebase Data Dumps. 2013
3. YSO-Wikidata mapping project
4. RFC 1213: Management Information Base for Network Management of TCP/IP-based internets: MIB-II
5. RFC 4293: Management Information Base for the Internet Protocol (IP)
6. KBpedia
7. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)