# ClusterMembershipOptions.NumMissedProbesLimit

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.clustermembershipoptions/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.clustermembershipoptions/properties/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/Configuration/Options/ClusterMembershipOptions.cs)

```csharp
public int NumMissedProbesLimit
```

Gets or sets the number of missed probe requests from a silo that lead to suspecting this silo as down.

### Value

A silo will be suspected as being down if three probes are missed, by default.