BDP-83 UPnP/DLNA Media Streaming FAQ
Can this player stream digital media from network sources?
Yes, as of official firmware released January 5th, 2010. 
This feature is currently experimental This feature can be accessed from the "My Network" icon in the "Home Menu" screen. It requires a DLNA-capable media server running on your computer. The supported media types are the common set of what the player can decode and what the media server can stream.
What formats are supported?
Different formats are available for media streaming than playback from USB devices. They currently are:
jpg mkv mp3 mpg png vob
For more details, there is a topic of "What are the supported media file types?" in the middle of this BDP-83 Wiki page: BDP-83 Media Files FAQ, each table contains a column named "DLNA playback?", which lists these supported media types as well as any specification limits. However, please also make sure your DLNA server can also support the specific media type before adding them to the shared folder/file list.
Any DLNA servers recommended for streaming to BDP-83?
- oShare uPnP Media Server: this is a very simple DLNA compliant media server which is 100% open source and no installation required. The latest version is v1.01, both the .exe file and the source code can be download at oShare Files. There is no transcoding involved, simply add the media files which are supported by BDP-83 and play (check the file compatibility at BDP-83 Media Files FAQ). Currently only for Windows.
Also there is a specific topic Oppo BDP-83 DLNA/UPnP thread on AVS Forum. On the first page you can find more Media Servers, free or commercial, as well as their brief configurations, examples that have been successfully used here in OPPO include:
- OPPO made its contribution during the initial design of oShare, and you are sincerely invited to contribute for its future improvements.
- Twonkymedia Server
- Asset from Illustrate (makers of DBPowerAmp)
- Windows Media Player integrated on Win XP and Win 7 computers
Do any DLNA media servers offer working transcoding?
Most media servers will serve up video which is supported by Oppo's DLNA implementation. Other formats require transcoding. For example, TVersity can be configured to stream compatible formats and transcoding unsupported video to MPEG video/MP3 audio.Install TVersity and the supplied codec pack.
Overwrite your "profiles.xml" found in "C:\Program Files\TVersity\Media Server" with this file: [File:http://dizzysound.net/media/profiles.xml]
Then restart the server.