The tunnel receives a local SD1 alarm. (SessionTunnelId=[SessionTunnelId], LocalLspId=[LocalLspId], IngressLsrId=[IngressLsrId], EgressLsrId=[EgressLsrId], TunnelName=[TunnelName], SignalingProtocol=[SgnlPrtcl], SignalledTunnelName=[SignalledTunnelName])
The packet loss rate of the traffic carried by the tunnels has reached the near-end signal degradation rate of 1.
| Trap Attribute | Description | 
|---|---|
| Alarm or Event | Alarm | 
| Trap Severity | Critical | 
| Mnemonic Code | hwMplsTunnelTpOamLossSD | 
| Trap OID | 1.3.6.1.4.1.2011.5.25.121.2.1.16 | 
| MIB | HUAWEI-MPLS-EXTEND-MIB | 
| Alarm ID | 0x0001005b | 
| Alarm Name | hwMplsTunnelTpOamLossSD | 
| Alarm Type | communicationsAlarm | 
| Raise or Clear | Raise | 
| Match trap | MPLS_LSPM_1.3.6.1.4.1.2011.5.25.121.2.1.17 hwMplsOamSDRecovery | 
| Parameter | Description | 
|---|---|
| SessionTunnelId | Tunnel Id. | 
| LocalLspId | Local Lsp Id. | 
| IngressLsrId | Ingress Lsr Id. | 
| EgressLsrId | Egress Lsr Id. | 
| TunnelName | Tunnel Interface Name. | 
| SgnlPrtcl | Tunnel Signal Protocol. Ranges: - 1: RSVP - 2: STATIC - 3: CRSTATIC PTN7900,PTN9X0: Ranges: - 1: RSVP - 2: STATIC - 3: CRSTATIC - 4: SEGMENT_ROUTING | 
| SignalledTunnelName | User-Defined Tunnel Name | 
| VB OID | VB Name | VB Index | 
|---|---|---|
| 1.3.6.1.4.1.2011.5.25.121.1.1.1.29 | hwMplsTunnelInterfaceName | hwMplsTunnelIndex hwMplsTunnelInstance hwMplsTunnelIngressLSRId hwMplsTunnelEgressLSRId | 
| 1.3.6.1.4.1.2011.5.25.121.1.1.1.30 | hwMplsTunnelSignalProto | hwMplsTunnelIndex hwMplsTunnelInstance hwMplsTunnelIngressLSRId hwMplsTunnelEgressLSRId | 
| 1.3.6.1.4.1.2011.5.25.121.1.1.1.33 | hwMplsTunnelSignalledTunnelName | hwMplsTunnelIndex hwMplsTunnelInstance hwMplsTunnelIngressLSRId hwMplsTunnelEgressLSRId |