Codility uses 100ms as a vendor for audio/video capabilities in Interviews. As such, if your organization has some type of firewall or other ways that limit access to certain traffic or pages, you may need to request your IT team to configure your firewall in such a way that will allow you access to audio/video in Codility Interviews.
For a smooth interview experience, request your organization to add the following domains and ports to your firewall whitelist:
Domains
*.100ms.live
Ports
Minimum requirement
| Ports | Protocol | Description |
| 80, 443 | TCP | API, WebSocket, TURN/TLS |
Requirements for the best experience
| Ports | Protocol | Description |
| 80, 443, 3478 | TCP | API, WebSocket, TURN/TLS |
| 443, 3478, 41000-65535 | UDP | TURN/UDP, ICE, Media traffic |
Turn server IP address:
34.141.73.51/32
35.207.178.162/32
35.207.130.81/32
35.207.168.133/32
35.211.150.95/32
35.211.73.217/32
35.211.191.127/32
35.207.224.32/32
35.207.222.110/32
35.207.209.133/32
35.244.46.211/32
34.74.251.112/32