[cisco-voip] RE: Conference Initiator Unable to be Heard - On-Net calls

[Jason Evans]

Sorry, I forgot to give specs:

CallManager 4.1(3)sr1
Phones are 7960 with load P00307020200

> -----Original Message-----
> From: Jason Evans
> Sent: Thursday, November 03, 2005 2:39 PM
> To: 'cisco-voip at puck.nether.net'
> Subject: Conference Initiator Unable to be Heard - On-Net calls
> 
> Hi,
> 
> Certain users over the WAN are unable to use the Ad-hoc conferencing
> feature because when they press the "Confrn" button to join the 3
parties,
> none of the parties can hear the initiator.
> 
> For instance: User A in DC dials user B at extension 1123 in NYC, and
both
> parties can converse. User A then presses the "confrn" button and gets
> User C in NYC at extension 4500 - User A and User C can also converse
> normally. However, when User A presses the "confrn" button again to
join
> the parties, User A can hear Users B and C, Users B and C can hear and
> speak normally, BUT Users B and C can NOT hear User A.
> 
> Additionally, I tested this scenario with another user in the DC
location
> and things worked fine. So I have 2 phones on the same WAN segment,
with
> the same profile and rules - 1 works and 1 does not. The only
discrepancy
> between these 2 instruments is that the one which is having the
problem is
> a shared line (with a NYC appearance and a DC appearance in both
places)
> and one has only a single appearance in DC.
> 
> I did a run through bugs and didn't see anything pop out, and most
> previous postings on "one-way" voice have to deal with calls going out
of
> a Gateway. Any ideas or suggestions would be great!
> 
> Thanks - Jason