If you’re certain the hold request is coming from IM&P, and the hold request is 
in reference to the call reference (CI) associated with the call in question, 
then my suggestion would be to open a TAC case. At this point, assuming this 
finding is applicable to the problem at hand, and end-user intervention isn’t 
the cause, then it’s possibly a new or existing defect. The only thing I could 
add here would be to provide TAC with the CI numbers and process IDs associated 
with the call-leg being placed on hold to speed up the process. There’s 
probably some information they can dig up in Topic Search if there’s history to 
this issue…

But I still wonder if these events are actually applicable to the problem 
you’re facing.  Providing this information to TAC might only prolong RCA if it 
isn’t related to the problem at hand. One thing I would certainly confirm is 
the hold request coming into CCM from CTIDeviceLineMgr to StationD (or 
SIPStationD) should contain the IP address of the device sourcing the request. 
In this case it should be IM&P. More importantly, I would also ensure the hold 
request is for the correct CI - if this isn’t confirmed then further 
troubleshooting could involve lots of wheel spinning with no progress. My 
experience w/ Lync is limited but SIP transactions off the Lync server should 
help you determine if the hold request is sourcing from there, passed to IM&P, 
then sent to CUCM via QBE/CTI. Either way, this should help determine the 
source of this hold request (assuming it’s related of course).

I wasn’t able to find any public defects related to this.

Sorry this isn’t a root cause but hope you find it helpful regardless.

- Dan

From: cisco-voip [mailto:[email protected]] On Behalf Of Reto 
Gassmann
Sent: Tuesday, November 10, 2015 11:17 AM
To: [email protected]
Subject: Re: [cisco-voip] called party hears music on hold


I looked at the log files (SDL Trace) and found a CtiLineCallHoldReq that comes 
from the IM&P server. It looks like RCC with Lync has something to do with it. 
I found something similar in the Cisco Support Community:
https://supportforums.cisco.com/discussion/10576466/being-placed-hold

It says that is has something to do with the status of the previous call did 
not clear the "In a call" status from CUPS in OCS.

However, I could not find out, when there is a problem with clearing the In a 
call status.

Regards Reto

Am Donnerstag, 5. November 2015 schrieb Wes Sisk (wsisk) :
I tracked one of these down once several years back:

a calls b
a puts call on hold
b transfers call to c
c answers and hears MoH

when a, b, and c are all phones registered on the same node/cluster this 
shouldn’t happen. However, if the call from a to b traverses a trunk 
(SIP/H.323/MGCP) then there is no “hold” state/communication/update in the 
signaling stream to prevent the transfer from b to c.

Just a thought.

-w

On Nov 5, 2015, at 10:57 AM, Reto Gassmann <[email protected]<javascript:;>> wrote:

Hello Group

we have a strange problem on our UCM 10.5, that sometime happens.

If someone calls my IP Phone (7961) and I pick up the call, I hear music on 
hold. The caller then puts the call on hold and then gets back to the call. Now 
music on hold is gone and we can talk.

Has anyone had this issue before?

Regards Reto
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