Chapter 18 Remote management screens 335Nortel Business Secure Router 222 Configuration — BasicsFigure 115 Security Certificate 2 (Netscape)Avoiding the browser warning messagesThe following section describes the main reasons that your browser displayswarnings about the Business Secure Router’s HTTPS server certificate and whatyou can do to avoid seeing the warnings.• The issuing certificate authority of the Business Secure Router’s HTTPSserver certificate is not one of the browser’s trusted certificate authorities. Theissuing certificate authority of the Business Secure Router's factory defaultcertificate is the Business Secure Router itself since the certificate is aself-signed certificate.• For the browser to trust a self-signed certificate, import the self-signedcertificate into your operating system as a trusted certificate.• To have the browser trust the certificates issued by a certificate authority,import the certificate authority’s certificate into your operating system asa trusted certificate.• The actual IP address of the HTTPS server (the IP address of the BusinessSecure Router’s port that you are trying to access) does not match thecommon name specified in the Business Secure Router’s HTTPS servercertificate that your browser received. To check the common name specifiedin the certificate that your Business Secure Router sends to HTTPS clients: