Use transaction RZ10 to maintain the profile parameters.
Set the profile parameters in the application server instance profile. Note that the parameter snc/identity/as is instance-specific; the parameter snc/gssapi_lib is platform-specific.
For a description of each of the parameters, see the following topics:
The additional parameters snc/user_maint, snc/permit_insecure_comm, and snc/permit_insecure gui exist in the system, but are deprecated since Release 4.0.