Hi, In the DMTF IPsec model, there is an "AcceptCredentialsFrom" association. One end of the association is CredentialManagementService (from User)class. Where can I find the most recent info about this class and related classes? Man Li Nokia 5 Wayside Road, Burlington, MA 01803 man.m.li@xxxxxxxxx phone 1-781-993-3923 GSM 1-781-492-2850