Remote Access And Windows Firewall

Sep 20, 2006

Hi all,

I have a Windows Server 2003 with SQL Server 2005.
I´ve configured the following itens to allow remote connecitions:

[code]
WORKAROUND
Warning If you use Registry Editor incorrectly, you may cause
serious problems that may require
you to reinstall your operating system. Microsoft cannot
guarantee that you can solve problems that result from using
Registry Editor incorrectly. Use Registry Editor at your own
risk.To work around this problem, follow these steps on the
computer that Windows XP SP2 is installed on:

1. Make sure that the Log On As account for the MSDTC service
is the Network Service account. To do this, follow these steps:
a. Click Start, and then click Run.
b. In the Run dialog box, type Services.msc, and then click OK.
c. In the Services window, locate the Distributed Transaction
Coordinator service under Name in the right pane.
d. Under the Log On As column, see whether the Log On As
account is Network Service or Local System.

If the Log On As account is Network Service, go to step 2.
If the Log On As account is Local System, continue with these steps.
e. Click Start, and then click Run.
f. In the Run dialog box, type cmd, and then click OK.
g. At the command prompt, type Net stop msdtc to stop the MSDTC service.
h. At the command prompt, type Msdtc €“uninstall to remove MSDTC.
i. At the command prompt, type regedit to open Registry Editor.
j. In Registry Editor, locate, and then delete the following subkey:
HKEY_LOCAL_MACHINESOFTWAREMicrosoftMSDTC
k. Close Registry Editor.
l. At the command prompt, type Msdtc €“install to install MSDTC.
m. At the command prompt, type Net start msdtc to start
the MSDTC service.

Note The Log On As account for the MSDTC service is set
to the Network Service account.

2. To allow the network transaction, you must enable
MSDTC. To do this, follow these steps:
a. Click Start, and then click Run.
b. In the Run dialog box, type dcomcnfg.exe, and then click OK.
c. In the Component Services window, expand Component
Services, expand Computers, and then expand My Computer.
d. Right-click My Computer, and then click Properties.
e. In the My Computer Properties dialog box, click
Security Configuration on the MSDTC tab.
f. In the Security Configuration dialog box, click to
select the Network DTC Access check box.
g. To allow the distributed transaction to run on this
computer from a remote computer, click to select the Allow Inbound check box.
h. To allow the distributed transaction to run on a
remote computer from this computer, click to select the Allow
Outbound check box.
i. Under the Transaction Manager Communication
group, click to select the No Authentication Required option.
j. In the Security Configuration dialog box, click OK.
k. In the My Computer Properties dialog box, click OK.


3. Configure Windows Firewall to include the MSDTC
program and to include port 135 as an exception. To do this,
follow these steps:

a. Click Start, and then click Run.
b. In the Run dialog box, type Firewall.cpl, and then click OK.
c. In Control Panel, double-click Windows Firewall.
d. In the Windows Firewall dialog box, click Add
Program on the Exceptions tab.
e. In the Add a Program dialog box, click Browse,
and then locate the Msdtc.exe file. By default, the
file is stored in the Installation drive:WindowsSystem32 folder.
f. In the Add a Program dialog box, click OK.
g. In the Windows Firewall dialog box, click to select
the msdtc option in the Programs and Services list.
h. Click Add Port on the Exceptions tab.
i. In the Add a Port dialog box, type 135 in the Port
number text box, and then click to select the TCP option.
j. In the Add a Port dialog box, type a name for the
exception in the Name text box, and then click OK.
k. In the Windows Firewall dialog box, select the name
that you used for the exception in step j in the
Programs and Services list, and then click OK.
[/code]

But, when the Windows firewal on the server is "On", remote connections
are not allowed, despite I´ve configured the Exceptions on the firewall.

Is there another task to solve this problem?

thanx!!!!

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connectionString &= ";user id=" & usersql
connectionString &= ";password=" & passsql
I am obviously missing something. Not sure what or how to pass the permissions on properly.Can some kind soul please help me with this problemThank YouJeff

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Oct 26, 2000

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Hi all,
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May 14, 2007

Hi can anybody know how to connect remote database with asp.net application? Actually my database is in different machine (in different server, different location) so i want to connect that server. Every time I'm getting the fallowing message
 
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