Field Description Network Transport RealAudio and RealVideo clips can be transmitted to your computer via several different network transports. This setting controls how these network transports are selected. Automatically select most efficient transport Use this setting if you are not aware of any problems that require you to specify a transport method. Use specified transports Use this setting if your computer has problems using some network transports. Click the Change Settings button to access the Specify Transports window .
Some networks have limited ports available for Internet applications.
This setting controls which port RealPlayer applications use for receiving data. Specify Transports Window Field Description Attempt to use Mutlicast for live content Check this box to have RealPlayer Plus attempt to use Mutlicast for live streams. You can enter a time limit to switch to UDP if no data is received. RealPlayer Plus attempt to use UDP for static streams. You can enter a time limit to switch to TCP if no data is received.