How often do we come across streaming data,audio and video in our daily life on internet. I believe quite often. Real time information delivery and multi-media are driving streaming data/audio/video transfer.
Now luckily we dont have to do the plumbing work on our own implementing or using RTP or SRTP stacks. Windows Communication Foundation (previously known as Indigo) can help us do our job. Check out "Chunking and Streaming Custom Channel" sample by Yasser Shohoud available at WindowsCommunication.net