# MembershipEntry.SiloName

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

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/SystemTargetInterfaces/IMembershipTable.cs)

```csharp
[Orleans.Id(5)]
public string SiloName
```

the name of the specific silo instance within a cluster. If running in Azure - the name of this role instance. Set on silo startup.