Juniper SBR V 6.0.1 CRL-Checking problem

We tried to setup crl-checking on den sbr v 6.0.1 Steel Belted RADIUS. The URL socket is located on the RSA Authenticationsever V 6.7. Radius authentication via EAP TLS should not work because the SBR got a "CRL Fetch: HTTP socket connect failure from one of...