TLS Certificate Expiry Alarm

acCertificateExpiryAlarm

Alarm

acCertificateExpiryAlarm

OID

1.3.6.1.4.1.5003.9.10.1.21.2.0.128

Description

The alarm is sent to indicate that the installed TLS certificate belonging to a configured TLS Context is about to expire (which cannot be renewed automatically) or has expired.

Note: In addition to the ID of the TLS Context, the alarm's description includes the certificate's Common Name (CN). However, if the certificate doesn't contain a CN, the first subject alternative name (SAN) is included in the description. If a SAN also doesn't exist, "" is included in the description.

Default Severity

Minor

Source Varbind Text

Board#1/CertificateExpiry#X

Event Type

communicationsAlarm

Probable Cause

communicationsSubsystemFailure

Severity

Condition

Text

Corrective Action

Minor

The certificate is about to expire. This alarm is sent a user-defined number of days (TLSExpiryCheckStart) before expiration date.

"The certificate of TLS Context <ID> (CN=<Common Name>) will expire in <number> days"

Upload a new certificate to the device before the expiration of the installed certificate (which cannot be renewed automatically).

To replace certificates, refer to the User's Manual.

Major

The certificate is about to expire. This alarm is sent a week as well as a day before expiration date.

"The certificate of TLS Context <ID> (CN=<Common Name>) will expire in less than a week"

- Or -

"The TLS certificate of TLS Context <ID> (CN=<Common Name>) will expire in a day"

- Or -

"The TLS certificate of TLS Context <ID> (CN=<Common Name>) will expire in less than a day"

Critical

The certificate has expired.

"The certificate of TLS Context <ID> (CN=<Common Name>) has expired <number> days ago"

Upload a new certificate to the device before the expiration of the installed certificate (which cannot be renewed automatically).

To replace certificates, refer to the User's Manual.

Cleared

A new certificate is installed.

-