Ports required for PCoIP Communication
For Tehama desktop to launch successfully, Users will need to ensure that the below ports are opened or allowed in their computer's firewall so that PCoIP communication can be established.
| Port | Port Number | Direction | Description |
| TCP | 443 | In | Client Authentication |
| TCP | 443 | Out | Cloud Licensing |
| TCP | 4172 | In and Out | PCoIP Session Establishment |
| UDP | 4172 | In and Out | PCoIP Session Data |
| TCP | 60443 | In | Connection Broker Communication |
Below is a list of CIDR blocks should you have a requirement to whitelist by IP Address:
| 18.128.0.0/9 | 18.64.0.0/10 |
| 18.32.0.0/11 | 13.24.0.0/13 |
| 13.48.0.0/13 | 13.56.0.0/14 |
| 13.32.0.0/12 | 3.0.0.0/9 |
| 54.170.0.0/15 |
*Please note, this is a dynamic list, additional IP Ranges may be provisioned without notice. Some firewalls have an option to allow traffic via a header, it is highly recommended to add the pcoip-default-sg-sni header to the allow list