# Opc.UaFx.Client.Classic

> Reference: All types in the namespace Opc.UaFx.Client.Classic of Opc.UaFx.Advanced v2.59.

| Type | Description |
|---|---|
| [OpcClassicDiscoveryClient](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.classic.opcclassicdiscoveryclient/) | Represents a client which discovers the OPC Classic servers registered on a host. |