DataCruz Multicast Streaming


Welcome to the DataCruz multicast streaming pages. If this is your first time visiting and you are a datacruz customer, please go to the DataCruz Users Page and follow the instructions on that page. If you are not a DataCruz customer, you may still be able to receive the streams. You will need to setup the latest version of winamp and install the RTP plugin. We have instructions for this here.
4 What is multicast?
IP Multicast enables one copy of digital information, such as a video stream, to be received by multiple computers simultaneously. Prior to implementing Multicast, all traffic in IP networks is unicast: point-to-point data flow. For instance, in a conference, copies of the same data are sent point-to-point to however many receivers are present. With IP Multicast, one copy of the same data, sent to a group address, goes to one router which sends to multiple receivers.
Above is an example of unicast streaming. Notice how individual listeners require there own stream from the broadcast server. Below is an example of multicast. Notice how multicast takes away a significant amount of traffic from the listeners and simplifies the traffic for the broadcaster.

WAOR 95.3

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  providing Multicast
  Streaming click here.