Solaris 7 64-bit/ asun2.1.4

[Pat Jandro]

The server is running, but get this error from MacOS 8.6 client 
when trying to login:
"The User Authentication Method required by this server can't be found.."
then logins fail.

I'm sure its something basic I missed, anyone seen this?
Pat Jandro
Network/Systems Mgr.
PreClinical Computing Group
voice: 314-362-8638
email: [EMAIL PROTECTED]