The Teams HDX Optimization is supported in Citrix Virtual Apps and Desktops 1906.2 and later and you’ll also have to use Citrix Workspace App 1907, however Citrix strongly recommends using Citrix Workspace App 1912 or 2002. Microsoft Teams optimization on Citrix Microsoft Teams redirection is an efficient method for saving VDI/SBC resources. This however only works for the desktop based (a.k.a. Fat-client) Microsoft Teams 1.2.00.31357 in combination with the Citrix Workspace client on the local user desktop.
- Microsoft Teams optimization on Citrix Microsoft Teams redirection is an efficient method for saving VDI/SBC resources. This however only works for the desktop based (a.k.a. Fat-client) Microsoft Teams 1.2.00.31357 in combination with the Citrix Workspace client on the local user desktop.
- The article provides guidelines for troubleshooting the in Citrix Virtual Apps and Desktops 1906.2 or higher. Currently the only supported Workspace app platform is Windows, and the version should be 1907 or higher. Citrix recommends the latest Workspace app version, 1911. Microsoft Teams optimization mechanisms can be divided into 4 main areas 1.
Citrix provides a support article for troubleshooting HDX optimization for Microsoft Teams. The article provides guidelines for troubleshooting the in Citrix Virtual Apps and Desktops 1906.2 or higher. Currently the only supported Workspace app platform is Windows, and the version should be 1907 or higher. Citrix recommends the latest Workspace app version, 1911.
Microsoft Teams optimization mechanisms can be divided into 4 main areas 1. Media Engine instantiation
1.1 Teams must launch in optimized mode
1.2 Teams must open a WebSocket connection (wss://127.0.0.1:9002) to the “Citrix HDX HTML5 Video redirection” service in the VDA. This action triggers the establishment of the virtual channel CTXMTOP
1.3 CWA’s HDX Engine (wfica32.exe) must spawn the process HdxTeams.exe (the actual WebRTC media engine in CWA)



2. Media Engine peripheral acquisition
2.1 HdxTeams.exe maps and relays the names of the peripherals to Teams
2.2 HdxTeams.exe acquires and captures all peripheral devices I/O
2.3 HdxTeams.exe must be able to display the video self-preview
3. Media Engine transport layer establishment
3.1 SDP file offer/answer negotiation
3.2 ICE Candidate discovery (STUN/TURN)
3.3 Secure RealTime Protocol (SRTP) end to end connection
Citrix Optimization For Ms Teams
4. Media Engine multimedia stream processing
4.1 Codecs: Decoding/encoding and rendering of audio-video tracks and screensharing
4.2 Echo Cancellation, noise reduction, jitter/packet loss concealment, lip synchronization, image enhancement
Source
https://support.citrix.com/article/CTX253754
Ms Teams On Citrix

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