Distance education is a new teaching mode with a mean of modern science and technology and based the exiting communications network. Self-learning system is one of the most important parts

the host sets up the connection with the servers using unicast address

the package is transferred

then self-learning. But there are disadvantages of expensive cost of access and no ensured service.Using anycast

the self-learning system makes the host connect the "nearest" server

which reduce the cost of access and use the resource effectively

then improve the distance education’s QoS.