Firewall Setup (Outgoing rules for clients)

If you have outgoing firewall rules for your clients you will need to implement rules from the following link and relevant referenced pages:

• Zoom network firewall or proxy server settings
  https://support.zoom.com/hc/en/article?id=zm_kb&sysparm_article=KB0060548

NORDUnet On-Premise IP ranges (2026-01)

• 109.105.112.224/27 - NORDUnet Hybrid Room Interoperability loadbalancers
• 185.174.116.0/24 - NORDUnet Zone 5 Hybrid
• 185.174.117.0/24 - NORDUnet Zone 5
• 185.174.118.0/24 - NORDUnet Zone 2 Hybrid
• 185.174.119.0/24 - NORDUnet Zone 2
• 89.46.17.0/24 - SUNET Zone 3
• 89.46.18.0/24 - SUNET Zone 3 Hybrid

These are the networks where the NORDUnet On-Premise Zoom Node installation currently resides for
both Meeting Connector, Zoom Meetings Hybrid and Hybrid Room Interoperability.