Welcome to the IETF

IETF 126 Live

Select sessions from the IETF 126 Vienna meeting on 18-24 July 2026 will be streamed live and all sessions are available on demand after the meeting.

Check out the livestreams and more

Upcoming events

  • Vienna-Belvedere

    IETF 126 Vienna

    IETF 126 starts Saturday 18 July and runs through Friday afternoon, 24 July.

    Vienna, Austria
  • 111-SanFrancisco.jpg

    IETF 127 San Francisco

    IETF 127 starts Saturday 14 November and runs through Friday afternoon, 20 November.

    San Francisco, California
All events

What's new?

  • IETF Community Survey 2025

    Each year the IETF Community Survey provides a comprehensive assessment of community demographics, engagement patterns, and perceptions of organizational effectiveness. The full report from the 2025 edition is now available.

    14 Jul 2026

  • Birds of a Feather at IETF 126

    The IETF 126 Vienna meeting takes place 18–24 July 2026. As at every IETF meeting, alongside the established Working Groups there will be a handful of Birds-of-a-Feather (BoF) sessions—and these are often the most interesting place to watch where Internet standards work is heading next.

    2 Jul 2026
All news

Search the IETF email archive

Much of the daily work of the IETF is conducted on electronic mailing lists. A new mail archive tool realizing the requirements developed in RFC 6778 is now in use:

Search IETF Datatracker

The IETF Datatracker contains data about IETF documents, working groups, meetings, agendas, minutes, presentations, and more:

Next IETF Meeting

Stay tuned for the latest information on the next IETF meeting scheduled for 18-24 July.

Visit the IETF 126 Vienna meeting webpage