My OPC Servers all have the same ProgID. Does OPCFailover support these types of OPC Servers?
Yes. OPCFailover abstracts common or unique ProgID’s to local unique ProgIDs. The failover group then references these local unique ProgIDs. This features enables an OPC Client to communicate concurrently with multiple OPC Servers which are normally accessed via a common ProgID [this would otherwise require the OPC Client be capable of overriding the RemoteServerName associated with the ProgID]. You may well find this capability useful even if the failover groups are defined with just one real member OPC Server. Can I tell which OPC server my OPC Client is actually connected to? Yes. If an OPC Client currently has access to OPC data it is doing so via the Active OPC Server in the failover group it is using. Can I have more than two OPC Servers in a failover group? You can have as many OPC Servers in a failover group as you want. My OPC Servers implements concurrent licence limits based on the use of any of the OPC DA interface. Will the OPCFailover Service use a licence when it communi
Related Questions
- My OPC Servers implements concurrent licence limits based on the use of any of the OPC DA interface. Will the OPCFailover Service use a licence when it communicates to the OPC Server?
- My OPC Servers all have the same ProgID. Does OPCFailover support these types of OPC Servers?
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