| System | 1046 | High | DHCP service failed to start because it is not authorized in AD |
| System | 1050 | Info | DHCP service started successfully |
| System | 1051 | Info | DHCP service stopped |
| System | 1014 | Info | DHCP service is authorized in Active Directory |
| System | 1016 | High | DHCP service is not authorized and will be stopped |
| Microsoft-Windows-DHCP-Server | 1020 | Info | IP address lease granted to client |
| Microsoft-Windows-DHCP-Server | 1021 | Info | IP address lease renewed |
| Microsoft-Windows-DHCP-Server | 1022 | Info | IP address lease expired and released |
| Microsoft-Windows-DHCP-Server | 1025 | Medium | IP address declined (conflict detected) |
| Microsoft-Windows-DHCP-Server | 1026 | High | IP address lease denied (scope full) |
| Microsoft-Windows-DHCP-Server | 1041 | Medium | DHCP scope created or modified |
| Microsoft-Windows-DHCP-Server | 1044 | Medium | DHCP scope deleted |
| Microsoft-Windows-DHCP-Server | 1010 | High | Database initialization failed |
| Microsoft-Windows-DHCP-Server | 1012 | Info | Database was successfully restored |
| Microsoft-Windows-DHCP-Server | 1016 | Info | Backup database created successfully |
| Microsoft-Windows-DHCP-Server | 1018 | High | Database integrity check failed |
| Microsoft-Windows-DHCP-Server | 1020 | Info | Database cleanup completed |
| Microsoft-Windows-DHCP-Server | 20291 | Info | Failover relationship established |
| Microsoft-Windows-DHCP-Server | 20292 | High | Failover relationship lost or communication failed |
| Microsoft-Windows-DHCP-Server | 20294 | Medium | Replication state inconsistent |
| Microsoft-Windows-DHCP-Server | 20295 | Info | Failover state transition detected |
| System | 1058 | High | Unauthorized DHCP server detected on the network |
| System | 1060 | Info | Rogue DHCP detection enabled |
| System | 1061 | Medium | Rogue DHCP detection disabled |
| Microsoft-Windows-DHCP-Server | 1029 | Medium | MAC address mismatch in lease renewal |
| Microsoft-Windows-DHCP-Server | 1033 | Medium | Client requested IP not matching reservation |
| Microsoft-Windows-DHCP-Server-Audit | 1101 | Info | Audit log initialized |
| Microsoft-Windows-DHCP-Server-Audit | 1102 | Medium | Audit log file full or rolled over |
| Microsoft-Windows-DHCP-Server-Audit | 1105 | High | Log file write failure |
| Microsoft-Windows-DHCP-Server-Audit | 1107 | High | Audit log cleared |
| Microsoft-Windows-DHCP-Server | 1120 | Medium | Audit settings changed |
| System | 1041 | Critical | DHCP server failed to initialize |
| System | 1044 | High | DHCP database write/read failure |
| System | 1059 | High | DHCP server failed to start due to missing authorization |
| System | 1070 | Medium | DHCP server detected address conflict |
| System | 1014 | High | DHCP server failed to renew lease |
| System | 1020 | Critical | Scope full — unable to assign IP |