You should already have a root certificate from the CA of your choice. Install the CA root certificate on Load Balancer 2 to ensure that a link between it and the CA can be maintained. Use the same root certificate that you imported in 4.4 Enabling Secure Communication for the Directory Server User Data Instances. For more information, see 3.3 Obtaining Secure Socket Layer Certificates.
Access https://is-f5.example.com, the BIG-IP load balancer login page, in a web browser.
Log in to the BIG-IP console as administrator.
In the BIG-IP load balancer console, click Proxies.
Click the Cert-Admin tab.
In the Import Type field, choose Certificate, and click Continue.
Click Browse in the Certificate File field on the Install SSL Certificate page.
In the Choose File dialog, choose Browser.
Navigate to ca.cer and click Open.
In the Certificate Identifier field, enter OpenSSL_CA_cert.
Click Install Certificate.
On the Certificate OpenSSL_CA_Cert page, click Return to Certificate Administration.
The root certificate named OpenSSL_CA_Cert is now included in the Certificate ID list.