# Receive and Bufferize Audio Packets

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical Function > IFE System > Manage Audio Video Diffusion > Display Video and Play Audio > Play Audio on Seat TV > Receive and Bufferize Audio Packets

As the data packets arrive, they are buffered for a few seconds and then decoded for the playback to begin. Bufferizing the audio packets reduces the risk of playback interruption due to network congestion.

## Incoming Functional Exchanges

Exchange | Source | Description | Allocated Exchange Items
--- | --- | --- | ---
Packetized Audio Stream | Process Audio Announcement |  |
Packetized Audio Stream | Split Audio Video Streams |  | Audio Packets

## Outgoing Functional Exchanges

Exchange | Target | Description | Allocated Exchange Items
--- | --- | --- | ---
Audio Packets | Decode Audio Packets |  | Audio Packets

## Diagrams displaying "Receive and Bufferize Audio Packets"

- [PAB] [BUILD] All PCs, PFs, FEs
- [PAB] [BUILD] Template
- [PFBD] All Physical Functions
- [PDFB] [CTX] Play Audio on Seat TV
- [PAB] Focus on SVDU Audio Video Playing
- [PAB] [CTX] Start Playing VOD Movie FC