1. Open LCS, right click User Services Global Settings, Properties. Under
the Domains tab, click Add, and add the .com domain (i.e.
2. Under LCS again, in the Users folder, verify the user is enabled, and
the SIP URI is set to
3. Go to DNS, create a forward lookup zone called “”.
4. Right-click, Other New Records, select Service Location
(SRV). For the Service, type _sip, for the Port number, type 5060, for the
host offering this service, type the FQDN of the server.
5. Ipconfig/flushdns, ipconfig/registerdns.
6. Go to LCS, right click the server, select Stop, then Start.
7. Logon to the IM (Windows Messenger 5.0) using the username under SIP Communications Service Accout.
8. Try to logon now.

When you click on the Monitoring and Reporting or Backup snap-in, you
receive the following error:
The page cannot be found
HTTP 400 – Bad Request

If “Show friendly HTTP error messages” is uncheck in IE, the error become:
Bad Request (Invalid Hostname)

SBS2003 Premium: (loopback) is missing from the Default Web Site.
SBS2003 Standard: A host header is assinged to All Unassigned (Default)

SBS2003 Premium:
<Typically ISA is installed and thus Default Website is bounded to the
internal IP only.>
Go to IIS, Default Web Site, Web Site tab, Advanced. Server should have the
internal IP on port 80 and on port 80. If the loopback is
missing, click Add, and type for the IP, 80 for the port, and do
NOT assign any host header to

SBS2003 Standard:
<ISA is not installed and thus Default Website is bounded to All
Go to IIS, Default Web Site, Web Site tab, Advanced. Verify the IP address
Default does not have a host header. Removed any host header assiged to
If you have to assign a host header to the default website, please add with port 80 and NO host header to the default website.

NOTE: Monitoring and Reporting, and Backup snapin in Server Management
communicate with the IIS Default Website using Make sure port 80 is availalbe and no host header is assigned to

ISA default to use 50% of free memory.
ISA Management -> Servers and Arrays -> Servername -> Cache Configuration
-> Advanded tab. Next to Percentage of free memory to use for caching,
change the number from 50 to 10.

 At the server:
1. Apply 831464
831464 FIX: IIS 6.0 Gzip Compression Corruption Causes Access Violations  [this hotfix now in Exchange 2003 SP1]
2. Clear the IIS server files follow these steps:
    a. Go to your %windows%\IIS Temporary Compressed Files directory
    b. Select all of the content in this directory and delete it.
3. Go to a command prompt, type “iisreset”.

At the client:
1. Go to Tools -> Internet Options
2. Select Delete Files and click OK to confirm that you want to delete the

For testing purposes…
Disable Exchange Forms Based Authentication:
1. Open Exchange System Manager
2. Expand Server, , Protocols, HTTP
3. Right-click Exchange Virtual Server, Properties. Settings tab.
4. Uncheck Enable Forms Based Authentication. Click OK.
5. Go to a command prompt, type “iisreset”

Now rerun the CEICW to reset the authentication.

If you are running Trend and did not load it on a separate site

For more information, see Solution 18148 in the Trend Micro Knowledge Base
at the following URL:

As a workaround, you can remove the OfficeScan MIME Types value from the
Default Web Site and from the Exchange virtual directories. Use the following steps
to remove this MIME Types value:

1. Open Internet Information Service (IIS) Manager.
2. Expand the server and then expand the Web Sites folder.
3. Right-click the Default Web Site, and then click Properties.
4. Select the HTTP Headers tab.
5. Click MIME Types.
6. Select the ” .*    application/octect-stream” entry and click Remove.
7. Click Yes to confirm, and then click OK two times.
8. In the Inheritance Overrides dialog box, select Exadmin, Exchange,
exchange-oma, OMA, and Public (hold down the Ctrl key while clicking to select multiple),
and then click OK.
9. Right-click Default Web Site, and then click Stop.
10. Right-click Default Web Site, and then click Start.
11. Run the “iisreset” command.

After you remove and reinstall OfficeScan or remove the OfficeScan, delete
the Internet Explorer temporary Internet files on the client computer before
using OWA again. If clearing the temporary Internet files does not resolve the
problem on the affected client computers, completely remove Internet cache files, and
enable the Internet Explorer option to check for newer versions of stored pages on
every visit. To do so, follow these steps:

1. Close all instances of Internet Explorer.
2. Open Internet Properties in Control Panel.
3. Click the General tab.
4. Click Delete cookies, and then click OK when prompted to confirm.
5. Click Delete Files, click the check box to “Delete all offline content”
when prompted, and then click OK.
6. Click Settings, and then click “Every visit to the page” under “Check
for newer versions of stored pages.”
7. Click OK two times.

If you want to add ISA to the console....
1. Right-click itprosbsconsole.msc from Documents and Settings\All 
Users\Application Data\Microsoft\SmallBusinessServer\Administration
2. Select Author.
3. Click File -> Add/Remove Snapin. 
4. Add the ISA snapin to anywhere you like. (You can double click Home 
Page, Advanced Management. Then put it below Migrate Server Settings).
5. Save the file and close the snapin.