Outbound Access Required by Cablecast

June 2, 2025

Summary

This is a list of connections/domains required for heavily firewalled systems that block outbound access.

If you are looking for an inbound access and firewall guide for ports to forward, refer to this document.

https://support.cablecast.tv/s/articles/cablecast-firewall-guide

Host (Machine hosting web interface)

Live Streamer (Omni, Live, Vio Stream Pro)

Optional - Whitelist these to allow streaming to YouTube/Facebook/RTMP

  • *.youtube.com
  • live-api-s.facebook.com
  • screenweave.net
  • Any other 3rd party destination you want to stream to such as vimeo

Video Server (VIO, VIOMNI, Flex)

Optional - Whitelist these to allow streaming ingest

  • *.youtube.com
  • live-api-s.facebook.com
  • *.screenweave.net
  • Any other sites that have streams you want to ingest

Update Services for all Systems

Needs to be whitelisted for all servers to update

Cablecast Installer CRITCAL

  • http://installer-web-files.trms.com/

Windows

YouTube-DLP (only if you plan to ingest YouTube)

  • github.com

Box

This will whitelist our box instance only. Cablecast uses this to download tools or upload diagnostic data.

trms.app.box.com