This object when read returns the last write value. If no previous write value exists, then returns 'none'. When written, each value causes the following action: 'none' - no action is taken, null operation. 'useInstalled' - causes the switch to use a previously installed server certificate, if one is present. 'createAndUseSelfSigned' - causes the switch to create a new self-signed certificate based on the hpSwitchServerNewCertificateXXX parameters and use it. 'createCACertReq' - causes the switch to create a certificate request, which is to be signed by a CA authority, based on the hpSwitchServerNewCertificateXXX. Parameters. The user must subsequently download the signed certificate to complete certificate creation process. 'applyCASignedCert' - causes the switch to process the user's response (signed certificate from CA) to complete the certificate creation process. 'abortCASignedRequest' - causes the switch to abort the certificate request procedure, which was initiated on createAndUseCASigned set.