You cannot connect to Microsoft Office Communications Server
2007 by using the Microsoft Office Live Meeting console. You receive the
following error message:
Live Meeting cannot connect
to the meeting. Wait a few moments, and then try to join the meeting
again. If you still cannot connect, contact your administrator or
technical support.
Additionally, the following message is logged in the Pwconsole log file:
Invalid URL
Specified.
Note By default, the Pwconsole log file is enabled. The file can be
found in the %Temp% folder.
On the computer that is running
Communications Server 2007, the following event is logged in the Event Viewer
Application log:
OCS Data MCU
Category 1018
Event ID: 41059
Failed to connect External Users because the Download URL is invalid.
Failure occurrences: NE, since FE.
To resolve this issue, use Windows Management
Instrumentation (WMI) to configure the server to use the external
URL.
If you did not configure a
fully qualified domain name (FQDN) for
an external Web farm when
you created the Communications Server 2007 Enterprise pool or when you
configured the Communications Server 2007 Standard Edition server, you must
manually add this FQDN by using WMI.
To configure the external Web
farm FQDN, follow these steps:
1.
Log on to the
computer that is running Communications Server 2007 Standard Edition or Communications Server 2007 Enterprise edition by using an account that is a member of the RTCUniversalServerAdmins group or that has equivalent permissions.
2.
Click Start, click Run,
type wbemtest, and then click OK.
3.
In the Windows Management Instrumentation
Tester dialog box, click Connect.
4.
In the Connect dialog box, type
root\cimv2 in the Namespace box, and
then click Connect.
5.
In the Windows Management Instrumentation
Tester dialog box, click Query.
6.
In the Query dialog box, type the
following in the Enter Query box according to the edition of Communications Server 2007 that you are using, and then click
Apply:
For Communications Server 2007 Enterprise pool
Select * from MSFT_SIPGroupExpansionSetting
where backend="server name\\sql
instance"
For Communications Server 2007
Standard Edition
Select * from MSFT_SIPGroupExpansionSetting
where backend="(local)\\rtc"
7.
In the Query Result dialog box,
double-click the result.
8.
Select ExternalDLExpansionWebURL, and
then click Edit Property.
9.
In the Property Editor dialog box, click
to select the Not NULL option.
10.
In the Value box, type the external Web farm URL in the following format, and then click Save Property and Save Object:
In the Windows Management Instrumentation
Tester dialog box, click Query.
13.
In the Query dialog box, type the
following in the Enter Query box
according to the edition of Communications Server 2007 that you are using,
and then click
Apply:
For Communications Server 2007 Enterprise pool
Select * from
MSFT_SIPDataMCUCapabilitySetting where backend="server
name\\sql
instance"
For Communications Server 2007
Standard Edition
Select * from
MSFT_SIPDataMCUCapabilitySetting where
backend="(local)\\rtc"
14.
In the Query Result dialog box,
double-click the result.
15.
Select ExternalClientContentDownloadURL,
and then click Edit Property.
16.
In the Property Editor dialog box, click
to select the Not NULL option.
17.
In the Value box, type the external Web farm URL in the following format, and then click Save Property and Save Object:
https://externalurl.domain.com/etc/place/null
18.
Click Save Object, and then click Close.
19.
In the Windows Management Instrumentation
Tester dialog box, click Query.
20.
In the Query dialog box, type the
following in the Enter Query box
according to the edition of Communications Server 2007 that you are using,
and then click Apply:
For Communications Server 2007 Enterprise pool Select * from MSFT_SIPAddressBookSetting where
backend="server name\\sql
instance"
For Communications Server 2007
Standard Edition Select * from MSFT_SIPAddressBookSetting where
backend="(local)\\rtc"
21.
In the Query Result dialog box,
double-click the result.
22.
Select ExternalURL, and then click
Edit Property.
23.
In the Property Editor dialog box, click
to select the Not NULL option.
24.
In the Value box, type the external Web farm URL in the following format, and then click Save Property and Save Object:
If you did not configure an FQDN for
an external Web farm when
you created the Communications Server 2007 Enterprise pool or when you
configured the Communications Server 2007 Standard Edition server, you can manually change the URLs. To do this, you can use the following LCSCmd commands to configure or change the external URLS that are specified in Table 3 Directories that are used by Web Components servers.
To configure the external Web farm FQDN, follow these steps:
1.
Log on to the server in the pool by using an account that is a member of RTCUniversalServerAdmins group or that has equivalent permissions.
2.
Open a command prompt.
3.
Move to the "Program Files\Common Files\Microsoft Office Communications Server 2007" directory.
4.
To set the external URL for the Web farm, type the following command:
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