So this is a client-side issue then. First, recall that $HOME is defined per-user, so each separate user will have different .dodsrc file. Second, you will need to insert into .dodsrc the information on a per-clientXper-server basis to specify the authorization mechanism to use. Do you know what authorization mechanisms you will be using? =Dennis Heimbigner Unidata Ticket Details =================== Ticket ID: KMS-124565 Department: Support netCDF Priority: Normal Status: Closed