This topic describes the system events of VPN Gateway.
| Type | Event | Description | Status | Level |
|---|---|---|---|---|
| Exception | CertKeyExpired | The certificate expires. | Expire | Critical |
| StatusNotification | ipsec_health_check_failed | The health check fails. | 0 | Warn |
| StatusNotification | ipsec_health_check_success | The health check is successful. | 1 | Info |
| StatusNotification | ipsec_phase1_nego_failed | The first phase of the IPsec negotiation fails. | 0 | Warn |
| StatusNotification | ipsec_phase1_nego_success | The first phase of the IPsec negotiation is successful. | 1 | Info |
| StatusNotification | ipsec_phase2_nego_failed | The second phase of the IPsec negotiation fails. | 0 | Warn |
| StatusNotification | ipsec_phase2_nego_success | The second phase of the IPsec negotiation is successful. | 1 | Info |
| StatusNotification | vpn_connection_hc_failed | The health check on VPN connections fails. | 0 | Warn |
| StatusNotification | vpn_connection_hc_success | The health check on VPN connections is successful. | 1 | Info |
| StatusNotification | vpn_connection_ph1_failed | The first phase of the VPN connection negotiation fails. | 0 | Warn |