Enable or disable the "Client Cert Proxy Enabled" setting on the Administration Server.
(1) enabled/disabled
(1) via the Administration Console, Environment > Servers > AdminServer > Configuration > General > Client Cert Proxy Enabled checkbox
Oracle�� Fusion Middleware Developing Web Applications, Servlets, and JSPs for Oracle WebLogic Server 11g Release 1 (10.3.1), link down to B.13.13, "client-cert-proxy-enabled"
Various
Various
Various