[cisco-voip] Media Gateway issue with NTE

[tele]

Yes and i've the same problem.

Turpin, Mark wrote:
> Have you looked at nte-gw vs. nte-ca on dtmf-relay?
>
> -----Original Message-----
> From: tele [mailto:tele at plexialab.it] 
> Sent: Thursday, May 31, 2007 3:41 PM
> To: tele
> Cc: Turpin, Mark; cisco-voip at puck.nether.net
> Subject: Re: [cisco-voip] Media Gateway issue with NTE
>
> some additional info about my issue:
>
> The RFC3660 talks about the MF package
>
> 2.9 - Media Format Parameter Package
>
>    Package Name: FM
>
> The package is called FM.
>
> In the Cisco media gateway i have only a "MF" package and not a "FM" 
> package.
> So i think there is no FM package for Cisco MGCP.
>
> *mf*-*package*-MF package. Events and signals for multifrequency tones
> (MF) relay.
>
> i don't know if with a FM package support i can solve my problem.
>
> :tele
>
>
> tele wrote:
>   
>> yes.
>>
>> !
>> mgcp
>> mgcp call-agent IP_MGC 2427 service-type mgcp version 1.0 mgcp 
>> dtmf-relay voip codec all mode nte-ca mgcp codec clear-channel 
>> packetization-period 10 mgcp ip qos dscp cs3 signaling mgcp 
>> package-capability dtmf-package mgcp package-capability mf-package 
>> mgcp package-capability rtp-package mgcp default-package fxr-package 
>> mgcp timer nse-response t38 250 mgcp fax t38 ls_redundancy 5 mgcp fax 
>> t38 hs_redundancy 2 mgcp rtp payload-type clear-channel static !
>> mgcp profile default
>> !
>>
>>
>> Mark Turpin wrote:
>>   
>>     
>>> Can you paste your present MGCP config?
>>>
>>> Thanks,
>>> -Mark
>>>
>>>
>>> On 5/31/07 2:33 AM, "tele" <tele at plexialab.it> wrote:
>>>
>>>   
>>>     
>>>       
>>>> Hi all,
>>>>
>>>> I have a issue with a Cisco AS5400 and NTE, the problem is simple:
>>>>
>>>> the first CRCX:
>>>>
>>>> CRCX 122138580 S1/DS1-0/8 at mgmi03 MGCP 1.0
>>>> C:308
>>>> L:a:G729;PCMA;PCMU;telephone-event, fxr/fx:t38-loose, 
>>>> fmtp:"telephone-event 0-15", p:20 M:recvonly
>>>> R:fxr/t38
>>>> X:1
>>>>
>>>> contains a fmtp with tone from 0 to 15, when a call goes in progress
>>>>         
>
>   
>>>> the MGC send a MDCX to the MG.
>>>>
>>>> MDCX 122138581 S1/DS1-0/8 at mgmi03 MGCP 1.0
>>>> C:308
>>>> L:a:PCMA;telephone-event, fxr/fx:t38-loose, fmtp:"telephone-event 
>>>> 0-16", p:20
>>>> I: 17703
>>>> M:sendrecv
>>>> R:fxr/t38
>>>> X:1
>>>>
>>>> v=0
>>>> o=- 1180529725 1180529725 IN IP4 myip
>>>> s=-
>>>> c=IN IP4 myip
>>>> t=0 0
>>>> m=audio 12388 RTP/AVP 8 101
>>>> a=rtpmap:101 telephone-event/8000
>>>> a=fmtp:101 0-16
>>>>
>>>> As you can seen MGC want to use tone from 0-16, 16 is the "flash".
>>>> Now the mediagateway should be able to change the session but an 
>>>> error occur during NTE negotiation:
>>>>
>>>> May 30 14:56:02.287 CEST: mgcp_modify_connection: calling 
>>>> mgcp_select_nte May 30 14:56:02.287 CEST: S1/DS1-0/8 
>>>> <VOIP>mgcp_nte_select_rfc2833_dtmf_relay -IN: mode/codec = 5/0 May 
>>>> 30 14:56:02.287 CEST: S1/DS1-0/8 
>>>> <VOIP>mgcp_nte_select_rfc2833_dtmf_relay -OUT: mode/codec = 5/0 May 
>>>> 30 14:56:02.287 CEST: mgcp_nte_select_payload: No NTE convergence:
>>>> local nte=(16)/(0000FFFF), sdp nte=(15)/(0000FFFF) May 30 
>>>> 14:56:02.287 CEST: mgcp_modify_connection - Conflicting NTE 
>>>> information
>>>>
>>>> and the MG return to the MGC a 502 error:
>>>>
>>>> May 30 14:56:02.287 CEST: 502 122138581 Cannot select NTE
>>>>
>>>> I've read about the MF package for the support of fmtp, i've tried 
>>>> actived it "mgcp package-capability mf" but nothing change
>>>>
>>>> Can i do something on the MG to solve this issue? or i've to work on
>>>>         
>
>   
>>>> the MGC side?
>>>>
>>>> thank you very much
>>>>
>>>> :tele
>>>>
>>>> _______________________________________________
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>>>> cisco-voip at puck.nether.net
>>>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>>>     
>>>>       
>>>>         
>>> --
>>>
>>> Mark Turpin
>>> Senior Consultant - Unified Communications Calence, LLC IP Phone: 
>>> 314.656.2315
>>> Mobile: 314.629.8714
>>> www.calence.com
>>> 2005 Cisco Global Channel Partner of the Year - US/Canada
>>>
>>> _________________________
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