Hi, Seems to be a stupid thing. But I am facing. My users can not view the names of members of a distribution list from clients, even the Hide Membership check button is cleared. I am running Exhange 5.5 with SP4 at WindowsNT 4.0 SP4. Any Ideas please. Regards, Chand Deshwal (M.Tech CS&E, MCSE, CCNA) Network Administrator Kampsax India Ltd., Gurgaon ph: +91 124 6348259-62, Extn. 712 chand@xxxxxxxxxxxxxxxxx <mailto:chand@xxxxxxxxxxxxxxxxx> http://www.kampsaxindia.com <http://www.kampsaxindia.com/>