# RFC 821: Simple Mail Transfer Protocol

> request for comments publication

**Wikidata**: [Q47472331](https://www.wikidata.org/wiki/Q47472331)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/RFC_821)  
**Source**: https://4ort.xyz/entity/rfc-821-simple-mail-transfer-protocol


## References

1. RFC Index
2. RFC 821: Simple Mail Transfer Protocol
3. DBLP Dataset 2021-01-02