[Asterisk-Users] Cisco 79XX - Using built-in 3way conference

[Matthew Boehm]

We recently switched to 729. I wouldn't expect that to cause built-in
conferencing to stop working.

Matthew
----- Original Message ----- 
From: "Kevin P. Fleming" <kpfleming at starnetworks.us>
To: "Asterisk Users Mailing List - Non-Commercial Discussion"
<asterisk-users at lists.digium.com>
Sent: Wednesday, November 03, 2004 5:28 PM
Subject: Re: [Asterisk-Users] Cisco 79XX - Using built-in 3way conference


> Matthew Boehm wrote:
>
> > This works fine if caller 1 and 2 are both other phones in the office or
> > caller 1 is a phone in office and 2 is PSTN. Just doesn't work when both
> > PSTN. Worked before..
>
> What codecs are involved? If you are using low-bandwidth codecs for PSTN
> connections, the Cisco phones will refuse to conference two
> low-bandwidth calls together. They may work with a ulaw and a
> low-bandwidth call, but I haven't tested that.
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