Hello. sorry for my last email.because i did,nt say that in isa server i had a proble of winsocks services frequently stopped and when i tried to start that service so the error "isa service is not found" came please help me and reply me as soon as possible.i am very thankful to you... ________________________________________________________________________ Yahoo! Messenger - Communicate instantly..."Ping" your friends today! Download Messenger Now http://uk.messenger.yahoo.com/download/index.html