局域网内远端访问 OPCServer 相关配置
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目 录
一、 OPCSERVER 访问 ............................................................................................................... 3
1. 本地访问 ..................................................................................................................................... 3
2. 远端/网络访问 ............................................................................................................................ 3
二、 DCOM 组件 .......................................................................................................................... 3
三、 DCOM 配置 .......................................................................................................................... 4
1. DCOM 配置 ................................................................................................................................ 4
2. 查找到要配置的 OPCSERVER 对应的 DCOM .......................................................................... 6
3. OPCENUM ..................................................................................................................................... 9
四、 本地策略配置 ...................................................................................................................... 12
五、 异常列表 ............................................................................................................................. 15
1. 请把防火墙关掉；.................................................................................................................... 15
2. ERROR CONNECTING TO OPC 2.0 SERVER BROWSER ON \\192.168.119.48. 拒绝访问。 .......... 16
3. ENUMCLASSESOFCATEGORIES FAILED: 拒绝访问。 ................................................................ 16
4. ERROR CONNECTING TO OPC SERVER’SIGMATEK OPC SERVER’ COCREATEINSTANCE:服务器
运行失败；没有注册类； ................................................................................................................ 17
5. ERROR CONNECTING TO OPC 2.0 SERVER BROWSER ON \\192.168.119.222. RPC 服务器不可用。
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