# ConnectionOptions Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.connectionoptions/)

## ConnectionRetryDelay {#connectionretrydelay-b2de9e66}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.connectionoptions/properties/connectionretrydelay-b2de9e66/)

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

```csharp
public TimeSpan ConnectionRetryDelay
```

Gets or sets the amount of time to wait after a failed connection attempt before retrying the connection.

## ConnectionsPerEndpoint {#connectionsperendpoint-1f10e852}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.connectionoptions/properties/connectionsperendpoint-1f10e852/)

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

```csharp
public int ConnectionsPerEndpoint
```

Gets or sets the number of connections to maintain for each endpoint.

## OpenConnectionTimeout {#openconnectiontimeout-37385c7e}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.connectionoptions/properties/openconnectiontimeout-37385c7e/)

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

```csharp
public TimeSpan OpenConnectionTimeout
```

Gets or sets the timeout before a connection open is assumed to have failed.

## ProtocolVersion {#protocolversion-7017c3a2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.connectionoptions/properties/protocolversion-7017c3a2/)

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

```csharp
public NetworkProtocolVersion ProtocolVersion
```

Gets or sets the network protocol version to negotiate with.