# RFC 3903: Session Initiation Protocol (SIP) Extension for Event State Publication

> request for comments publication

**Wikidata**: [Q47483760](https://www.wikidata.org/wiki/Q47483760)  
**Source**: https://4ort.xyz/entity/rfc-3903-session-initiation-protocol-sip-extension-for-event-state-publication


## References

1. RFC Index
2. DBLP Dataset 2021-01-02