The vendor has published 2 unique mention(s) for this bug: 1. In Release 2109 and earlier, if the firewall is enabled on the OS, when you stream to Linux target devices, the UDP ports 6901-6902,6910-6930 must be opened manually on the target device. 2. (Release 2109 and earlier) When streaming to Linux target devices, if the firewall is enabled on the OS, the UDP ports 6901-6902,6910-6930 must be opened manually on the target device. Latest urls for this bug: 1. https://docs.citrix.com/us/en/provisioning/2112/known-issues.html 2. https://docs.citrix.com/us/en/provisioning/2203-ltsr/whats-new/2203-ltsr-initial-release/fixed-issues.html 3. https://docs.citrix.com/us/en/provisioning/2206/whats-new/known-issues.html 4. https://docs.citrix.com/us/en/provisioning/2209/whats-new/fixed-issues.html