Search RFCs Advanced Search RFC Editor RFC 2890 Key and Sequence Number Extensions to GRE, September 2000 File formats: Status:PROPOSED STANDARD Updates:RFC 2784 Author:G. Dommety Stream:[Legacy] Cite this RFC: TXT | XML | BibTeX DOI: https://doi.org/10.17487/RFC2890 Discuss this RFC: Send questions or comments to the mailing list iesg@ietf.org Other actions: Submit Errata | Find IPR Disclosures from the IETF | View History of RFC 2890 Abstract This document describes extensions by which two fields, Key and Sequence Number, can be optionally carried in the GRE Header. [STANDARDS-TRACK] For the definition of Status, see RFC 2026. For the definition of Stream, see RFC 8729. Document RetrievalErrataFrequently Asked QuestionsFuture Format FAQHistoryAbout UsOther InformationPublication ProcessPublication QueueStyle Guide Advanced Search