Ensure a smoother connection experience by troubleshooting and resolving network and firewall-related issues that may arise during use.
1. If you’re trying to make calls to and from a network behind a corporate firewall or through a VPN, ensure that your network’s Firewall/VPN setup allows access to the following domains:
| Domain/IP | Ports | Protocols | Usage |
| *.daily.co *.wss.daily.co | 80,443 | TCP | WebRTC scripts WebRTC signaling |
| prod-ks.pluot.blue | 80,443 | TCP | ICE negotiation |
| * (all hosts) | 40000-65534 | UCP | Media communication |
| turn.cloudflare.com List of IPs: https://developers.cloudflare.com/calls/turn/faq/#i-need-to-allowlist-whitelist-cloudflare-calls-turn-ip-addresses-which-ip-addresses-should-i-use | 443,5349 | TCP | Media communication (TURN) |
| turn.cloudflare.com List of IPs: https://developers.cloudflare.com/calls/turn/faq/#i-need-to-allowlist-whitelist-cloudflare-calls-turn-ip-addresses-which-ip-addresses-should-i-use | 3478 | UDP,TCP | ICE negotiation (STUN/TURN) |
| *.stun.twilio.com *.turn.twilio.com List of IPs: https://www.twilio.com/docs/stun-turn/regions | 443,5349 | TCP | Media communication (TURN) |
| *.stun.twilio.com *.turn.twilio.com List of IPs: https://www.twilio.com/docs/stun-turn/regions | 3478 | UDP,TCP | ICE negotiation (STUN/TURN) |
| *.xirsys.com List of IPs: https://docs.xirsys.com/?pg=ip-whitelist | 443,5349 | TCP | Media communication (TURN) |
| *.xirsys.com List of IPs: https://docs.xirsys.com/?pg=ip-whitelist | 3478 | UDP,TCP | ICE negotiation (STUN) |
