i am able to login to our linux cluster using general Id but my personal ID show VNC authentication failed. what may the problem. than you in advance with regards Bony De Kumar National facility for transgenic and gene knock out mice Lab#N301 CCMB, Uppal Road Hyderabad 500 007 Phone91-040-27192899 91-040-27160222-41(20 lines) Bony@ccmb.res.in Inbo@rediffmail.com