1、WINCC版本信息

测试计算机WINCC8.0版本

测试计算机WINCC7.5SP2版本信息

2、测试情况

2.1：安装了4台计算机，2台安装WINCC7.5 SP2+UPD13，2台安装WINCC8.0+UPD1；

2.2：未使用安全认证连接OPCUA测试情况：WINCC7.5SP2与WINCC8.0作为OPCUA  Server或Client都可以正常使用。

2.3：使用安全认证连接OPCUA测试情况：WINCC7.5SP2作为OPCUA Server或Client都正常，WINCC8.0作为OPCUAServer可以正常使用，WINCC8.0作为OPCUA Client不能正常使用，连接本机或远程计算机OPCUA Servver，都会报以下错误：“由于连接至服务器的主机名称与证书中的主机名称不匹配”

OPC UA Trace日志报错：

** Siemens WinCC OpcUaImporter: start trace

** Date: 2023-05-17

**

08:01:56.786Z|1|5804* COpcUaClientConfiguration::getValue OpcUa_Boolean . XML Element [SendCertificateChain] is missing

08:01:56.786Z|1|5804* COpcUaClientConfiguration::getValue String . XML Element [Locality] is missing

08:01:56.787Z|1|5804* COpcUaClientConfiguration::getValue String . XML Element [State] is missing

08:01:56.787Z|1|5804* COpcUaClientConfiguration::getValue OpcUa_UInt32 . XML Element [SubscriptionLifetime] is missing

08:01:56.787Z|1|5804* COpcUaClientConfiguration::getValue OpcUa_UInt32 . XML Element [MaxNotificationsPerPublish] is missing

08:01:56.887Z|1|5374* <-- SecurityValidation::verificationError. nErrCode=0 ErrorMessage=ok

08:01:56.887Z|1|5374* <-- COpcUaConnector::Connect. Failed to connect to opc.tcp://192.168.16.187:4862 Server

08:01:56.887Z|1|5374* COpcUaReader::LoadConnection[187]. Connection loaded failed. IsClientSideError = [TRUE]

08:02:12.641Z|1|5374* Error: UaSession::disconnect - connection error - can not call OpcUa_ClientApi_CloseSession

08:02:12.642Z|1|5374* <-- COpcUaConnector::Connect. Failed to connect to opc.tcp://192.168.16.187:4862 Server

08:02:12.642Z|1|5374* COpcUaReader::LoadConnection[187]. Connection loaded failed. IsClientSideError = [FALSE]

08:02:48.878Z|1|5374* The hostname or IP address in the server certificate does not match the hostname or IP address the client connected to

08:02:48.878Z|1|5374* Hostname / IP connected to: 192.168.16.187

08:02:48.878Z|1|5374* DNS names in server certificate: DESKTOP-8F4VBHU

08:02:48.888Z|1|5374* Error: UaSession::disconnect - connection error - can not call OpcUa_ClientApi_CloseSession

08:02:48.889Z|1|5374* <-- COpcUaConnector::Connect. Failed to connect to opc.tcp://192.168.16.187:4862 Server

08:02:48.889Z|1|5374* COpcUaReader::LoadConnection[187]. Connection loaded failed. IsClientSideError = [FALSE]

注：WINCC8.0 在没有打UPD1补丁的情况下，WINCC8.0作为OPCUA SERVER，客户端通过安全认证连接也会有异常；

问题已反馈给西门子，需等德国总部那边回复！