WINCCOPCSERVERDCOM设置-全面实用的工控技术信息-PLC技术网-可编程控制器技术门户

WINCCOPCSERVERDCOM设置

日期：2009-12-9 9:44:37 点击：
来源：本站整理
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1. Configuring the DCOM interface in Windows XP SP2

WWW.PLCJS.COM——可编程控制器技术门户

The DCOM settings under Windows XP SP2 are described in the following table. The settings have to be carried out both for the client and for the server.

The DCOM settings are independent of whether the PC is in a work group or in a domain.

Note:

plcjs.技.术_网

The PC is made accessible to other PCs by the following start and access releases in DCOM.

WWW_PLCJS※COM－PLC－技.术_网(可※编程控※制器技术门户)

No.

Procedure

Opening the component services

In the Windows taskbar, click on "Start" and then "Run...".
Enter "DCOMCnfg" in the selection field.

WW.W_PLC※JS_C,OM－PL,C－技.术_网

Fig. 02

plcjs.技.术_网

Opening properties window

In the "Console Root", click on "Component Services > Computers > My Computer".
Open the properties window by right-clicking on "My Computer" in the project tree and then selecting "Properties" in the pop-up menu.

WWW_PLCJS※COM－PLC－技.术_网(可※编程控※制器技术门户)

Fig. 03

WWW.PLCJS.COM——可编程控制器技术门户

Setting default properties

Press the "Standard Properties" tab and activate the "DCOM" selection box.
Set the default authentication level to "Default" and the default impersonation level to "Identify".

WWW_PL※CJS_COM－PLC－技.术_网

Fig. 04

P_L_C_技_术_网——可——编——程——控－制－器－技——术——门——户

Editing access authorization

Change to the COM security tab and press the "Edit limits..." tab of access authorization.
P_L_C_技_术_网——可——编——程——控－制－器－技——术——门——户

WWW_P※LCJS_CO※M－PLC－技－.术_网

Note:
WWW_PLCJS@_COM%－PLC－技.术_网

If the "Edits limits..." tab is inactive, then the access rights are contained in the local security policies.
P_L_C_技_术_网——可——编——程——控－制－器－技——术——门——户

W1WW_P4LCJS_COM－PLC－技.术_网

Remedy:
- In the control panel, click on "Local security policy" under "Administrative Tools".
- Now go to "Security settings > Local policies > Security options" and open the policies for "DCOM: Machine Access Restrictions in Security Descriptor Definition Language (SDDL) syntax".
  WWW_PLCJS_COM－PLC－技.术_网
  
  P.L.C.技.术.网——可编程控制器技术门户
  
  Note:
  WWW_PLC※JS_COM－PLC－技.术_网(可编程控※制器技术门户)
  
  If you delete groups or user names for general security reasons, this might impair the function of software components already installed.
  P.L.C.技.术.网——可编程控制器技术门户
- Click on "Edit security..." and delete all group and user names.
- Close all dialogs with "OK" and close the local security settings.

WWW_PLCJ－S_COM－PLC－技.术_网(可－编程控－制器技术－门户)

Fig. 05

WWW_P※LCJS_CO※M－PLC－技－.术_网

Defining access authorization

WW.W_PLC※JS_C,OM－PL,C－技.术_网

The user groups "ANONYMOUS LOGON" and "Everyone" are contained as default in the access authorizations in Windows XP Service Pack 2.

Add the listed group and user names in Table 01 and activate the "Remote access".
Close the window with "OK".

No. P_L_C_技_术_网——可——编——程——控－制－器－技——术——门——户	Group / User name
1	(ANONYMOUS LOGON)
2	INTERACTIVE
3	(Everyone)
4	NETWORK
5	SYSTEM

Table 01

P.L.C.技.术.网——可编程控制器技术门户

Fig. 06

WWW_PLCJS※COM－PLC－技.术_网(可※编程控※制器技术门户)

Defining start and activation authorizations

The user groups "MACHINE\Administrators" and "Everyone" are in the Windows XP with Service Pack 2 as a default.

Add the listed group and user names in Table 02.
Activate all access rights, including "Remote start" and "Remote activation", for all users and user groups.
Close the dialog box with "OK".
Close the properties window of "My Computer" with "OK".

No. WW.W_PLCJS_COM－PLC－技.术_网	Group / User name
1	(MACHINE\Administrators)
2	INTERACTIVE
3	(Everyone)
4	NETWORK
5	SYSTEM

Table 02

WWW.PLCJS.COM——可编程控制器技术门户

Fig. 07

WWW_PLC※JS_COM－PLC－技.术_网(可编程控※制器技术门户)

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