+.B crl \fIfilename
+(EAP-TLS) Use the file \fIfilename\fR as the Certificate Revocation List
+to check for the validity of the peer's certificate. This option is not
+mandatory for setting up an EAP-TLS connection. Also see the \fBcrl-dir\fR
+option.
+.TP
+.B crl-dir \fIdirectory
+(EAP-TLS) Use the directory \fIdirectory\fR to scan for CRL files in
+has format ($hash.r0) to check for the validity of the peer's certificate.
+This option is not mandatory for setting up an EAP-TLS connection.
+Also see the \fBcrl\fR option.
+.TP