02-27-2006 11:52 PM - edited 03-18-2019 05:37 PM
We are getting the following error when playing voicemail using viewmail, The ip phone rings but the message does not play , same message can be played in media player,
This issue is with 2 pc's having windows xp service pack 2 (firewall service is disabled)
Unity - 4.0(3) SR1
Viewmail - 2.4.0.1 , 4.05
Outlook - 2003
Avinash
02-28-2006 05:52 AM
Bug id CSCee03366
If XP SP2 is applied on a system, Trap doesnt work on VMO
Symptom:
When using the phone as the playback/recording device to play/record a voice
mail using Viewmail for Outlook (VMO), the phone rings and when the phone is
answered there is silence or the following error message is
displayed: "Unknown problems are preventing the completion of the call".
Conditions:
VMO 3.x, 4.x
Unity 4.0(3) and older
Cause:
Windows XP SP2 comes with a built-in firewall that blocks incoming traffic to
TCP port 135. With VMO telephone playback, Unity makes a DCOM callback to
Outlook to fetch the audio stream and since DCOM needs TCP port 135 to
establish a connection, the callback fails. Other third party security
software such as anti-virus software and VPN software can also cause incoming
DCOM calls to fail.
Workaround:
Option 1: The telephone record and playback feature in VMO 4.0(4) and Unity 4.0
(4) has been redesigned such that there are no DCOM calls from Unity to the
Outlook, so Unity is immune to client issues such as RPC hang, DCOM traffic
blocked by third party security software etc. Upgrade both Unity and VMO to
version 4.0(4).
Option 2: For Unity 4.0(3) and older versions, configure the Personal Firewall
in Windows XP SP2 (add exceptions) to allow traffic to port 135 and to the
process C:\Windows\system32\AvTrapConnectionHolderSvr.exe process. For more
information, refer to the Microsoft Knowledge Base
Article 842242:
02-28-2006 08:41 PM
Hi,
Thanks for the details, I had mentioned that the
firewall service is disabled,so this is not firewall issue,
Avinash
02-28-2006 10:48 PM
In your post, you say you are on unity 4.0(3).
You need to follow option 2 in the workaround, or update your unity to 4.0(4) or higher. Current is 4.1(1).
02-28-2006 11:41 PM
this has to be done even if firewall is disabled ????
I followed below process to disable,
http://www.utmem.edu/helpdesk/sp2/sp2firewall.htm
We are planning to upgrade to 4.05 soon, cann't upgrade to 4.1 as japanese support is not there.
Avinash
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