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10.08.2008 at 01:27AM PDT, ID: 23796492 | Points: 500
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Problems with Live Meeting external user access

Asked by Joshoua in MS Live Communications Server

Tags: , ,

Hello.
I am facing a problem with a Communications Server Web Conferencing Deployment.
I have set up and configured a Communications Server 2007 in my internal network and it works fine.
Internal conferencing works OK and internal IM also works OK.
My next step, was to set up external Web Conferencing using an Edge Server.
I have set up the Edge server and configured it ONLY for Web Conferencing.
Validation runs OK and all the services seem to be working fine.

Assume that my Edge server's FQDN is live.domain.com
I have set up the following DNS records on my ISP:

"      SRV record for _sipfederationtls._tcp.domain.com over port 5061 to point to live.domain.com
"      DNS SRV (service location) record for _sip._tls.domain.com over port 443 to point to live.domain.com
"      A record for sip.domain.com to point to live.domain.com
"      A record for sipexternal.domain.com to point to live.domain.com

My edge server is configured to listen on 443 port and I have also configured the necessary certificates using an internal CA, including all alternate names.
Both the external client testing computer and the Edge server trust each other (using the Internal CA).
My problem is the following.
When I try to join an internal conference from the external testing computer, I get the following errors in event viewer, in this order:

1)  LiveMeeting failed to connect to server live.domain.com (x.x.x.x) on port 5061 due to error 10061.  The server is not listening on the port in question, the service is not running on this machine, the service is not responsive, or network connectivity doesn't exist.
2) LiveMeeting was unable to resolve the DNS hostname of the login server sipinternal.domain.com
3) LiveMeeting failed to connect to server sip.domain.com (x.x.x.x) on port 5061 due to error 10061.  The server is not listening on the port in question, the service is not running on this machine, the service is not responsive, or network connectivity doesn't exist.
4) LiveMeeting failed to connect to server sipexternal.domain.com (x.x.x.x) on port 5061 due to error 10061.  The server is not listening on the port in question, the service is not running on this machine, the service is not responsive, or network connectivity doesn't exist.

I am pretty sure that the DNS records exist and do resolve to the A record of my edge server. I have nslooked up them and they are OK.
My edge server by default (as I mentioned earlier) listens on port 443, so I have changed it to 5061 and reassigned the certificates.
Again I get the same errors as above with the only difference that the port now is 443 and not 5061.
On my Edge server I get the following error:

Failed to process data received from the client
Over the past 0 minutes Office Communications Server has disconnected clients 1 time(s) as a result of invalid data being received on client connections. The last such client which was disconnected is "xx.xx.xx.xx:xxxx".
Cause: Failed to process data received from the client
Resolution:
Check and make sure that the connection came from a trustworthy client.

I have yet to reach a conclusion of what causes this problems.
Anyone that can provide a solution or any help is welcome.
Thanks in advance!!
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[+][-]10.09.2008 at 06:25PM PDT, ID: 22683776

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[+][-]10.09.2008 at 11:13PM PDT, ID: 22684607

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[+][-]10.09.2008 at 11:24PM PDT, ID: 22684642

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