[cisco-voip] DTMF Tone problem?

[Lisa Notarianni]

I loaded the latest device pack 6.1.1.3117 which included this 
firmware.  Nothing newer available.



Nick Matthews wrote:
> There are two prominent duplicate DTMF bugs:
>
> CSCsv04751
> Your phone creates in band and out of band DTMF due to some sidetone
> problems.  This is on phones running 8.4.1 and 8.4.1 SR1 on third
> generation phones (79x1,79x2, etc).  This is when you're dialing out
> of an IP system and getting problems.
>
> You can recreate this by doing this:  use the handset, dial the number
> out, connect, and then press the DTMF digits for a lot longer than you
> would normally.  You'll get duplicate DTMF.
>
> CSCso87127
> This is the gateway not stripping all of the in-band DTMF out of the
> stream and creating an out of band DTMF.  The remaining DTMF is still
> in the line and causes duplicate DTMF.  This is when calls are coming
> in via analog and going towards IP with a out of band DTMF method.
> This is in 12.4(15)T before 12.4(15)T8, as well as some of the latest
> mainline images.
>
> If you have MISSING digits, you're probably not hitting one of these
> two.  I like to call the tac hotline (1 800 553 2447) and press option
> 2.  Then use 1234567890# and let the IVR repeat the digits back.
>
>
> -nick
>
> On Mon, Jun 15, 2009 at 2:37 PM, Daniel Rodriguez<drodriguez at fidelus.com> wrote:
>   
>> Might also want to stay away from DSPWare 4.4.21 and 4.4.29.
>>
>> Duplicate DTMF events are produced when encountering defect ID CSCso87127,
>> which I’ve seen mainly when using the DSPWares mentioned above.
>>
>> Just a heads up… But this may not apply to you depending on the call flow
>> and equipment you’re running.
>>
>>
>>
>> - Dan
>>
>>
>>
>> ________________________________
>>
>> From: cisco-voip-bounces at puck.nether.net
>> [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Scott Voll
>> Sent: Monday, June 15, 2009 2:26 PM
>> To: Truelove_John
>> Cc: cisco-voip at puck.nether.net
>> Subject: Re: [cisco-voip] DTMF Tone problem?
>>
>>
>>
>> Other way around.
>>
>>
>>
>> the bug when using the hand set would send dual touch tones.  by using the
>> speaker phone is worked around the issue.
>>
>>
>>
>> but John is correct.  I think it was right around the 8.3 and 8.4 firmware
>> and if I remember correctly it was 79x1 and better.  (like all the java
>> phones)
>>
>>
>>
>> Just my two cents.
>>
>>
>>
>> Scott
>>
>> On Mon, Jun 15, 2009 at 10:41 AM, Truelove_John <JTruelove at aetinc.com>
>> wrote:
>>
>> We had similar problem, was due to firmware on phones.  We had 7945/65/75
>> running (I think) version 8.4.3 or 1 earlier.
>>
>> Upgrade phones to newer firmware, problem fixed.
>>
>>
>>
>> When users used the speaker phone to press keys for automated system, it
>> would not work or generated wrong DTMF tones.
>>
>> If they used the handset, it worked fine.
>>
>>
>>
>> May not be the same problem your experiencing but HTH.
>>
>>
>>
>> John
>>
>>
>>
>> From: cisco-voip-bounces at puck.nether.net
>> [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Lisa Notarianni
>> Sent: Monday, June 15, 2009 1:29 PM
>> Cc: cisco-voip at puck.nether.net
>> Subject: [cisco-voip] DTMF Tone problem?
>>
>>
>>
>> I have had a few problem calls today regarding callers not being able to
>> choose options from menus when they are calling out.  The tones are not
>> being recognized.  The problems are intermittent.  Anyone familiar with this
>> problem?
>>
>> Thank you,
>>
>> Lisa
>>
>> --
>>
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>>
>>
>>
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>>
>>
>>     
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