Forum Discussion
iamsajjad
Cirrus
CirrusProblem applying 2 EC certs to a VS - NET::ERR_CERT_COMMON_NAME_INVALID
We have a virtual server that is currently configured for SSL Offloading using an L1F EC cert by Entrust. Current cert has about 240 SANs. Customer wants to add few more SANs. To manage it efficientl...
About common name field, it was suggestion. According to link below in 14.1.4 version it isn't necessary. F5 matches SNI with SAN list.
Unfortunately, I don't have any more ideas how to solve it. Looks like a bug and reason to open a support case.
https://support.f5.com/csp/article/K13452
"For Server Name, enter the name of the HTTPS site.
Note: Beginning in BIG-IP 11.6.0, if you leave Server Name blank, the BIG-IP system reads the Subject Alternative Name (SAN) from the certificate. For versions prior to BIG-IP 11.6.0, if you leave Server Name blank, the BIG-IP system reads the Common Name (CN) from the certificate. Additionally, the Server Name setting supports wildcard strings containing the asterisk (*) character. For example, *.domain.com matches a.domain.com or a.bc.domain.com, but it does not match domain.com)."
MaximPCirrus
Cirrus
About common name field, it was suggestion. According to link below in 14.1.4 version it isn't necessary. F5 matches SNI with SAN list.
Unfortunately, I don't have any more ideas how to solve it. Looks like a bug and reason to open a support case.
https://support.f5.com/csp/article/K13452
"For Server Name, enter the name of the HTTPS site.
Note: Beginning in BIG-IP 11.6.0, if you leave Server Name blank, the BIG-IP system reads the Subject Alternative Name (SAN) from the certificate. For versions prior to BIG-IP 11.6.0, if you leave Server Name blank, the BIG-IP system reads the Common Name (CN) from the certificate. Additionally, the Server Name setting supports wildcard strings containing the asterisk (*) character. For example, *.domain.com matches a.domain.com or a.bc.domain.com, but it does not match domain.com)."
iamsajjadCirrus
CirrusYep! we went the route opening a case. My love and hate relation starts when it hits a bug. Shall keep you all posted if there is any resolution. Head scratcher indeed.