I developed the opc server opc client can connect to. Tested and stable performance. Including source code.

myopcserver\DLLDATA.C
...........\DLLMAIN.CPP
...........\DO_MIDL.BAT
...........\ENUMHELP.H
...........\EXEMAIN.CPP
...........\GROUP.CPP
...........\GRP_DO.CPP
...........\GRP_LIST.CPP
...........\ICP.CPP
...........\ICpc.CPP
...........\ICpc.H
...........\ImpIConnectionPoint.cpp
...........\ImpIConnectionPointContainer.cpp
...........\ImpIEnumConnectionPoints.cpp
...........\ImpIEnumConnections.cpp
...........\implconnect.h
...........\ITEM.CPP
...........\ITEMUTIL.CPP
...........\IXXXConnectContainer.h
...........\I_ASIO.CPP
...........\I_asio2.cpp
...........\I_BSAS.CPP
...........\I_BSAS.H
...........\I_DO.CPP
...........\I_ENUMIA.CPP
...........\I_ENUMST.CPP
...........\I_ENUMUN.CPP
...........\I_GSM.CPP
...........\I_IM.CPP
...........\I_PF.CPP
...........\I_SERVER.CPP
...........\I_SIO.CPP
...........\opc.h
...........\OPC.IDL
...........\OPC1.H
...........\opccomn.h
...........\opccomn_i.c
...........\OPCERROR.H
...........\OPCFACT.CPP
...........\OPCFACT.H
...........\OPCPROXY.DEF
...........\OPCPROXY.MAK
...........\OPCPROXY.MDP
...........\OPCSAMPL.REG
...........\OPCTHRD.CPP
...........\OPCTHRD.H
...........\OPCUTIL.CPP
...........\OPCXXX.H
...........\OPC_DLL.DEF
...........\OPC_DLL.DSP
...........\OPC_DLL.DSW
...........\OPC_DLL.MAK
...........\OPC_DLL.MDP
...........\OPC_EXE.DEF
...........\OPC_EXE.DSP
...........\OPC_EXE.dsw
...........\OPC_EXE.MAK
...........\OPC_EXE.MDP
...........\opc_i.c
...........\OPC_I1.C
...........\OPC_P.C
...........\OPC_PACK.CPP
...........\OPC_PACK.H
...........\SERVER.CPP
...........\opc_dll_
myopcserver

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