Install the root CA certificate (rsa_client.crt) on the Web server machine to enable the Web server to trust the Web site certificate installed on the IIS Web site.
Install the root CA certificate in the Trusted Root Certification Authorities store on the Web server machine (this is the rsa_client.crt file that you created in the Generating Client-Side Certificate step). This enables the Web server to trust the Web site certificate installed on the IIS Web site.
Install the root CA certificate into the Web server certificate store: