problem while running RMI program

i am following all the steps to run my rmi program but putput is not coming.please help............
i have created the following programs........
1. interface exntending Remote (interface name is...AddIntf)
2. class implmenting the above interfaceand extending UniCastRemoteObject(class name is.....Add)

3.a register class (class name is........ Reg)
4.a client program......(class name is...........Client)
then
i have compiled all the above programs..........
then the class that i have developed in step 2 i have done
rmic Add
then a have started the rmiregistry...........
but not showing the output.............
please help me............

In your message i can see the last statement as

have started the rmiregistry

.
Did you run the register and client classes!!!
If yes, then what is the output that you are expecting and is not coming?
Is there any exception?