In order to access data of an OPC server, Windows DCOM objects configuration is required on the OPC server host when it is not installed on the same host.
"ALERT Tunneler" module permit an easier interrogation of OPC server data from the remote OPC DA or AE client of ALERT.
“ALERT Tunneler” is installed on hosting the OPC server host in order to display the availabled Tags for ALERT client software.