[cisco-voip] IPIPGW Question

[davidytk]

Hi Pavan/Nick

Does this box related to fast /slow start for each call..
Thanks
David

-----Original Message-----
From: Pavan [mailto:pav.ccie at gmail.com] 
Sent: Thursday, July 01, 2010 7:04 PM
To: Nick Matthews
Cc: Jason Aarons (US); davidytk; ccielab at groupstudy.com;
cisco-voip at puck.nether.net
Subject: Re: [cisco-voip] IPIPGW Question

Nick,
I will get back to you on this. Let me make some checks

Sent from my phone

On Jun 30, 2010, at 23:19, Nick Matthews <matthn at gmail.com> wrote:

> I wouldn't say this is exactly true.  I'm not sure what you're talking
> about in reference to H.450 (supplementary services).
> 
> It is true that CUBE will not initiate the TCS negotiation with CUCM.
> The real truth is that it depends on the signaling on the other side
> of CUBE.  If that device initiates the H.245 negotiation with CUBE,
> CUBE will reciprocate that on the other side towards CUCM.  Where you
> really run into trouble is when you have two CUCM boxes talking with
> this checkbox enabled.  They will both halt waiting for the other side
> to initiate a H.245 session.
> 
> -nick
> 
> On Wed, Jun 30, 2010 at 8:16 PM, Pavan <pav.ccie at gmail.com> wrote:
>> Cube by default supports h450 only and ecs support by default is turned
off.
>> 
>> Cube never initiates tcs on its call leg with ccm by design (as its the
middle man) and only responds to tcs. If ccm waits for far end tcs, then
media connect will timeout.
>> 
>> Sent from my phone
>> 
>> On Jun 30, 2010, at 15:41, "Jason Aarons (US)"
<jason.aarons at us.didata.com> wrote:
>> 
>>> I think it might be because it support ECS - Empty Capabilities Set,
just a guess, which means without ECS a MTP resource has to be available.
Check you CCM trace files for MTP when it's not working.
>>> 
>>> -----Original Message-----
>>> From: nobody at groupstudy.com [mailto:nobody at groupstudy.com] On Behalf Of
davidytk
>>> Sent: Wednesday, June 30, 2010 2:40 PM
>>> To: ccielab at groupstudy.com; cisco-voip at puck.nether.net
>>> Subject: IPIPGW Question
>>> 
>>> Hi All
>>> 
>>> 
>>> 
>>> I tried to configure IPIPGW (CUBE) for my testing. When phone A (Zone
Local
>>> A) dial phone B (Zone Remote B), I hear ringback on phone A when phone B
pick up the call. After checking, I need to uncheck the box " Wait for Far
End H.245 Terminal Capability" under trunk configuration in CUCM.
>>> 
>>> 
>>> 
>>> I would like to know why I need to uncheck this box for IPIPGW (CUBE).
Does IPIPGW does not suppot H.245? Can anyone provide some link for this
issue.
>>> 
>>> 
>>> 
>>> Thanks
>>> 
>>> Best Regards
>>> 
>>> David
>>> 
>>> 
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