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<TITLE>Re: [cisco-voip] problem configuring a Sip trunk between a CallManager 6.1 and aAlcatel 4400</TITLE>
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<P><FONT SIZE=2>It seems to be a transcoding problem, the sip trunk works with G711<BR>
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----- Mensaje original -----<BR>
De: cisco-voip-bounces@puck.nether.net <cisco-voip-bounces@puck.nether.net><BR>
Para: 'Pedro Nogueira' <pedro.nogueira@sicnet.pt>; cisco-voip@puck.nether.net <cisco-voip@puck.nether.net><BR>
Enviado: Sun Mar 01 15:34:16 2009<BR>
Asunto: Re: [cisco-voip] problem configuring a Sip trunk between a CallManager 6.1 and aAlcatel 4400<BR>
<BR>
Is there a firewall in between CCM and Alcatel? NAT?<BR>
<BR>
<BR>
<BR>
From: cisco-voip-bounces@puck.nether.net [<A HREF="mailto:cisco-voip-bounces@puck.nether.net">mailto:cisco-voip-bounces@puck.nether.net</A>] On Behalf Of Pedro Nogueira<BR>
Sent: Saturday, February 28, 2009 8:34 PM<BR>
To: cisco-voip@puck.nether.net<BR>
Subject: [cisco-voip] problem configuring a Sip trunk between a Call Manager 6.1 and aAlcatel 4400<BR>
<BR>
<BR>
<BR>
Hello,<BR>
<BR>
<BR>
<BR>
i've a design configuration of a Call Manager 6.1 with a Sip trunk conected to a Alcatel 4400, and from the side of Cisco Call Manager both sip and sccp clients and from the Alcatel side both analog and sip phone clients, when i call from the Call Manager side, the call rings and establishes but they hear us but we dont hear them; if we call from the Alcatel side, the call rings and establishes , and we hear them and they hear us, without problems.<BR>
<BR>
Anybody have any idea of whats the problem in the Cisco side calls?<BR>
<BR>
Someone had this problem already? Whats the solution?<BR>
<BR>
Any help would be much appreciated.<BR>
<BR>
<BR>
<BR>
Thanks in advanced.<BR>
<BR>
<BR>
<BR>
P.<BR>
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