The International Headache Congress

IHS and EHF joint congress 2021
Headache science to optimise patient care
8–12 September 2021

Conference Details

Welcome letter of the congress chairs

Technical prerequisites

In regards of connectivity and quality, we recommend the use of a LAN connection instead of wifi.

Please make sure that you are using the latest version of your internet browser.
We do not recommend using Internet Explorer as browser. Please also make sure that you do not open too many tabs in your browser.

Please make sure that your audio and video quality is sufficient.

In order to visit the industrial exhibition, the minimum requirements are 4GB RAM and a DUAL CORE CPU 2x2.6GHz



As an active session participant (chair, speaker, poster author)

Please check whether your browser and operating system supports the use of Zoom.

Please check whether you installed the Zoom client for meetings.

Please make sure that your connection speed provides 2 Mbps upload, 4 Mbps download or better. You can test your Internet connection speed here.

Please make sure that your audio settings are appropriate. You can check your settings in advance here. You can improve the quality by using a headset.

We advise using a laptop or computer in order to guarantee an optimal visualization. Of course, the use of mobile devices is also supported.


Data privacy protection

Please note that all of the participants registered for the conference will have access to all of the presentations (if the authors agreed to their presentations being available online) until 3 months after the congress.


Firewall

In order to ensure a smooth (technical) process at the IHC 21, we ask you - if you are working with a work device (PC, laptop) in the company network (e.g. clinic, company) or a rental device - please clarify the following points with your IT department in advance:

The following ports must be open:

  • Port 443 (https)
  • for security reasons, port 80 (http):

JavaScript must be activated in your browser.

The following domains must not be blocked by your firewall:

  • Domain congress platform: www.ihc21-virtual.org
  • Domain programme management: program-management.conventus.de/
  • Domain for verification: *.conventus-apps.de
  • Participant chat: rc-k5020a10196.qutic.com
  • Support chat support2.conventus.de
  • Live streaming:
    • vimeo.com
    • cdn.livestream.com
    • api.new.livestream.com
    • playback2.akamaized.net/*
    • playback.akamaized.net/*
    • livestream-f.akamaihd.net/*
    • secure-playlist.livestream.com/*