| Message Code | ASA-5-720020 |
| Severity | Notification |
| Description | (VPN-unit) Failed to send type timer message. |
| Explanation | This message appears when the VPN failover subsystem fails to send a periodic timer message to the standby unit. The unit is either “Primary” or “Secondary” and type is the type of timer message. |
| User Action | None required. The periodic timer message will be resent during the next timeout. |
| Reference Links |
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