[cisco-voip] DTMF issues with VG224 but not other phones (UPDATE)

Justin Steinberg jsteinberg at gmail.com
Wed Apr 7 13:31:15 EDT 2010


I think you are most definitely experiencing that bug.  upgrade your IOS to
a fixed version, 12.4(22)T has some nice SCCP features.

On Wed, Apr 7, 2010 at 1:09 PM, Peter Slow <peter.slow at gmail.com> wrote:

> honestly, if you listen closely, you might be able to hear it with a
> human ear. try a testcall to your cellphone from the ip phone, press a
> button, try again from the vg224 phone, press a button. I think it
> sounds like a continuous tone with a "blip" in the middle. it may just
> be clearly audible as two separate tones.
>
> actually, your working/non working scenarios make sense with that bug,
> since in the working scenario from an IP phone, there are never any
> DTMF digits in the RTP stream in the first place. (so its impossible
> to hit the bug.)
>
> I would do that test and then upgrade the 224 to 12.4(15)T8.
>
> On Wed, Apr 7, 2010 at 12:56 PM, Lelio Fulgenzi <lelio at uoguelph.ca> wrote:
> > i knew it. i'll have to get my digital structures book out and build a
> > flip/flop switch to take care of that.
> >
> > call flow. yes. here it is. get ready. don't blink.
> >
> > farmer's fingers -> analog set -> VG224 (SCCP) port -> campus cloud ->
> 3945
> > PRI (MGCP) -> PSTN -> Bank's IVR
> >
> > interesting part about the IVR reading back the numbers. i'll have to
> check
> > that out.
> >
> >
> > ---
> > Lelio Fulgenzi, B.A.
> > Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> > (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > Cooking with unix is easy. You just sed it and forget it.
> >                               - LFJ (with apologies to Mr. Popeil)
> >
> >
> > ----- Original Message -----
> > From: "Peter Slow" <peter.slow at gmail.com>
> > To: "Lelio Fulgenzi" <lelio at uoguelph.ca>
> > Cc: "cisco-voip voyp list" <cisco-voip at puck.nether.net>
> > Sent: Wednesday, April 7, 2010 12:49:34 PM GMT -05:00 US/Canada Eastern
> > Subject: Re: [cisco-voip] DTMF issues with VG224 but not other phones
> > (UPDATE)
> >
> > obviously the F's are a problem. we can set them all to zeros with a
> > 9-volt battery and some copper wire. pop the cover off that bad boy
> > and we'll get started.
> >
> > Are you going to tell us about the call flow? =) how does the call
> > egress your network to get to the IVR?
> >
> > -Peter
> >
> > On Wed, Apr 7, 2010 at 12:44 PM, Lelio Fulgenzi <lelio at uoguelph.ca>
> wrote:
> >> pretty show diag output follows. i wonder if it's all those F's in there
> >> that are causing the problem. looks like way too many for me.
> >>
> >> ________________________________
> >> kc_vg224_no1>show diag
> >> VG224 Backplane EEPROM:
> >>         PCB Serial Number        : FOC1115449X
> >>         Processor type           : 7B
> >>         Top Assy. Part Number    : 800-24228-05
> >>         Board Revision           : B0
> >>         Fab Part Number          : 28-5952-03
> >>         Deviation Number         : 8-2097
> >>         Manufacturing Test Data  : FF FF FF FF FF FF FF FF
> >>         RMA Number               : 255-255-255-255
> >>         RMA Test History         : FF
> >>         RMA History              : FF
> >>         Chassis Serial Number    : FHK1118F0Z8
> >>         Chassis MAC Address      : 001a.e221.be33
> >>         MAC Address block size   : 5
> >>         Field Diagnostics Data   : FF FF FF FF FF FF FF FF
> >>         Hardware Revision        : 4.1
> >>         Number of Slots          : 1
> >>         Product (FRU) Number     : VG224
> >>         Version Identifier       : V02
> >>         EEPROM format version 4
> >>         EEPROM contents (hex):
> >>           0x00: 04 FF C1 8B 46 4F 43 31 31 31 35 34 34 39 58 09
> >>           0x10: 7B 40 04 5B C0 46 03 20 00 5E A4 05 42 42 30 85
> >>           0x20: 1C 17 40 03 80 00 08 08 31 C4 08 FF FF FF FF FF
> >>           0x30: FF FF FF 81 FF FF FF FF 03 FF 04 FF C2 8B 46 48
> >>           0x40: 4B 31 31 31 38 46 30 5A 38 C3 06 00 1A E2 21 BE
> >>           0x50: 33 43 00 05 C5 08 FF FF FF FF FF FF FF FF 41 04
> >>           0x60: 01 01 01 CB 85 56 47 32 32 34 89 56 30 32 00 FF
> >>           0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
> >> Slot 0:
> >>         VG224 Motherboard 24FXS-2FE (3 onboard DSPs) Port adapter, 26
> >> ports
> >>         Port adapter is analyzed
> >>         Port adapter insertion time unknown
> >>         EEPROM contents at hardware discovery:
> >>         PCB Serial Number        : FOC1115449X
> >>         Processor type           : 7B
> >>         Top Assy. Part Number    : 800-24228-05
> >>         Board Revision           : B0
> >>         Fab Part Number          : 28-5952-03
> >>         Deviation Number         : 8-2097
> >>         Manufacturing Test Data  : FF FF FF FF FF FF FF FF
> >>         RMA Number               : 255-255-255-255
> >>         RMA Test History         : FF
> >>         RMA History              : FF
> >>         Chassis Serial Number    : FHK1118F0Z8
> >>         Chassis MAC Address      : 001a.e221.be33
> >>         MAC Address block size   : 5
> >>         Field Diagnostics Data   : FF FF FF FF FF FF FF FF
> >>         Hardware Revision        : 4.1
> >>         Number of Slots          : 1
> >>         Product (FRU) Number     : VG224
> >>         Version Identifier       : V02
> >>         EEPROM format version 4
> >>         EEPROM contents (hex):
> >>           0x00: 04 FF C1 8B 46 4F 43 31 31 31 35 34 34 39 58 09
> >>           0x10: 7B 40 04 5B C0 46 03 20 00 5E A4 05 42 42 30 85
> >>           0x20: 1C 17 40 03 80 00 08 08 31 C4 08 FF FF FF FF FF
> >>           0x30: FF FF FF 81 FF FF FF FF 03 FF 04 FF C2 8B 46 48
> >>           0x40: 4B 31 31 31 38 46 30 5A 38 C3 06 00 1A E2 21 BE
> >>           0x50: 33 43 00 05 C5 08 FF FF FF FF FF FF FF FF 41 04
> >>           0x60: 01 01 01 CB 85 56 47 32 32 34 89 56 30 32 00 FF
> >>           0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
> >> ________________________________
> >> ---
> >> Lelio Fulgenzi, B.A.
> >> Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> >> (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >> Cooking with unix is easy. You just sed it and forget it.
> >>                               - LFJ (with apologies to Mr. Popeil)
> >>
> >>
> >> ----- Original Message -----
> >> From: "Peter Slow" <peter.slow at gmail.com>
> >> To: "Lelio Fulgenzi" <lelio at uoguelph.ca>
> >> Cc: "cisco-voip voyp list" <cisco-voip at puck.nether.net>
> >> Sent: Wednesday, April 7, 2010 12:38:44 PM GMT -05:00 US/Canada Eastern
> >> Subject: Re: [cisco-voip] DTMF issues with VG224 but not other phones
> >> (UPDATE)
> >>
> >> no you did not, i am clearly wrong about the DSPs in use in the VG224.
> >> could i see a show diag real quick, just for my own knowledge?
> >> if the symptoms described earlier match the ones you're seeing, your
> >> version is certainly susceptible to that bug.
> >>
> >> a quick way to tell if thats you issue, at least at that gateway, is
> >> to grab a packet capture of a g.711 testcall and rebuild it using
> >> wireshark. if you hear any dtmf tones in the RTP stream, you're
> >> hitting that bug.
> >>
> >> -Peter
> >>
> >> On Wed, Apr 7, 2010 at 12:28 PM, Lelio Fulgenzi <lelio at uoguelph.ca>
> wrote:
> >>> Thanks Peter, here's what I get from one of my VG224s. Did I
> incorrectly
> >>> assume I'm using C5510s because they're listed here? The chip type and
> >>> DSP
> >>> version match.
> >>>
> >>> ________________________________
> >>> kc_vg224_no1#show voice dsp voice
> >>>
> >>>
> >>> ----------------------------FLEX VOICE CARD 0
> >>> ------------------------------
> >>>                            *DSP VOICE CHANNELS*
> >>>
> >>> CURR STATE : (busy)inuse (b-out)busy out (bpend)busyout pending
> >>> LEGEND     : (bad)bad    (shut)shutdown  (dpend)download pending
> >>>
> >>> DSP   DSP              DSPWARE CURR  BOOT                         PAK
> >>> TX/RX
> >>> TYPE  NUM CH CODEC     VERSION STATE STATE   RST AI VOICEPORT TS ABRT
> >>> PACK
> >>> COUNT
> >>> ===== === == ========= ======= ===== ======= === == ========= == ====
> >>> ============
> >>> C5510 001 01 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 02 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 03 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 04 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 05 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 06 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 07 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 08 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 09 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 10 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 11 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 12 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 13 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 14 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 15 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 001 16 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 01 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 02 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 03 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 04 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 05 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 06 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 07 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 08 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 09 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 10 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 11 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 12 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 13 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 14 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 15 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 002 16 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 01 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 02 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 03 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 04 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 05 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 06 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 07 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 08 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 09 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 10 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 11 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 12 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 13 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 14 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 15 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>> C5510 003 16 None           9.4.5 idle  idle      0  0
> >>> 0          0/0
> >>>
> >>> ________________________________
> >>> ---
> >>> Lelio Fulgenzi, B.A.
> >>> Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> >>> (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >>> Cooking with unix is easy. You just sed it and forget it.
> >>>                               - LFJ (with apologies to Mr. Popeil)
> >>>
> >>>
> >>> ----- Original Message -----
> >>> From: "Peter Slow" <peter.slow at gmail.com>
> >>> To: "Lelio Fulgenzi" <lelio at uoguelph.ca>
> >>> Cc: "cisco-voip voyp list" <cisco-voip at puck.nether.net>
> >>> Sent: Wednesday, April 7, 2010 12:22:08 PM GMT -05:00 US/Canada Eastern
> >>> Subject: Re: [cisco-voip] DTMF issues with VG224 but not other phones
> >>> (UPDATE)
> >>>
> >>> Lelio,
> >>>    that bug is specific to the 5510 DSPs according to the information
> >>> in it, your VG224 is equipped with the original PVDMs, which are
> >>> c549s, unless there's an HDV2 in it, which im not sure is possible. a
> >>> show diag will tell you. Also, theres a very specific symptom with
> >>> that bug; at the far end the digits are detected twice. if you are
> >>> entering your account number, and press 123, the IVR will tell you it
> >>> detected 112233. Is that symptom or somethign similar being reported??
> >>>    Is there any sip involved in your environment? tell us more about
> >>> the call flow and what devices that call is traversing. from what
> >>> you've said, it sounds liek the end users are plugged into the 224.
> >>> I'd like to understand how the call is leaving your voice network.
> >>> (SIP Trunk, MGCP gateway, etc)
> >>>
> >>> -Peter
> >>>
> >>>
> >>> On Tue, Apr 6, 2010 at 7:33 PM, Lelio Fulgenzi <lelio at uoguelph.ca>
> wrote:
> >>>> looks like i might be running into this bug?
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?caller=pluginredirector&method=fetchBugDetails&bugId=CSCso87127
> >>>>
> >>>> ---
> >>>> Lelio Fulgenzi, B.A.
> >>>> Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> >>>> (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >>>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >>>> Cooking with unix is easy. You just sed it and forget it.
> >>>>                               - LFJ (with apologies to Mr. Popeil)
> >>>>
> >>>>
> >>>> ----- Original Message -----
> >>>> From: "Lelio Fulgenzi" <lelio at uoguelph.ca>
> >>>> To: "cisco-voip voyp list" <cisco-voip at puck.nether.net>
> >>>> Sent: Tuesday, April 6, 2010 4:47:53 PM GMT -05:00 US/Canada Eastern
> >>>> Subject: DTMF issues with VG224 but not other phones (UPDATE)
> >>>>
> >>>> UPDATE: I've included the version and config of the vg224.
> >>>>
> >>>> We have a user who is having problems using a calling card. They are
> >>>> able
> >>>> to
> >>>> traverse the tree successfully up until a point, so they enter 1 for
> >>>> English, etc. but they have an issue where they enter their calling
> card
> >>>> number.
> >>>>
> >>>> The problem is reproducible (as far as I know) across multiple VG224
> >>>> ports
> >>>> and multiple VG224s. The problem is eliminated when using an IP phone.
> >>>>
> >>>> I gather that it does not have anything to do with the PSTN gateways
> per
> >>>> se
> >>>> (since it works with IP phones) but more an issue with VG224 config.
> >>>>
> >>>> I'm getting more information from the client, but just wondering if
> >>>> anyone
> >>>> has any suggestions.
> >>>>
> >>>> I've done some searching on netpro forums and found the following
> debug
> >>>> statements to be useful:
> >>>>
> >>>> debug vpm signal (very simple output)
> >>>> debug voip vtsp dsp (a bit more detailed - provides the in/out)
> >>>> debug voip ccapi inout (even more detailed)
> >>>>
> >>>> Any suggestions would be great.
> >>>>
> >>>> Lelio
> >>>>
> >>>>
> >>>>
> >>>> ---
> >>>> Lelio Fulgenzi, B.A.
> >>>> Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> >>>> (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >>>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >>>> Cooking with unix is easy. You just sed it and forget it.
> >>>>                               - LFJ (with apologies to Mr. Popeil)
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> cisco-voip mailing list
> >>>> cisco-voip at puck.nether.net
> >>>> https://puck.nether.net/mailman/listinfo/cisco-voip
> >>>>
> >>>>
> >>>
> >>
> >
>
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
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