sir I am trying to simulate IP OVER ATM. In my project I get delta count overflow,.. fatal error occur every time. kindly tell me the reason for this error sample code freelist:= list conn:=free(freelist)-- this is the part where I got this problem free is an array. all but allbut at mailcity.com ____________________________________________________________ Find what you are looking for with the Lycos Yellow Pages http://r.lycos.com/r/yp_emailfooter/http://yellowpages.lycos.com/default.asp?SRC=lycos10