Hello Tim, We have 2 CUCM involved on this negociation the first which control the call from PSTN is 8.5 and the second that controls the extension is 11.5 We have a bunch of hardware MTP for the whole system not using transcoders
Em sex, 15 de fev de 2019 16:53, Johnson, Tim <[email protected] escreveu: > Interesting. I’ve started to see this just within the last couple months. > I talked with TAC about it but they just said I need to use a transcoder to > resolve it. It seems that there must be another way to go about resolving > it. > > > > What version of CUCM are you using? Are you using software or hardware > MTP? How about transcoders? > > > > We’re on 12.0.1.21900-7, software MTP, and no transcoder. > > > > *From:* cisco-voip <[email protected]> *On Behalf Of *Nilson > Costa > *Sent:* Friday, February 15, 2019 1:44 PM > *To:* [email protected] > *Subject:* [cisco-voip] DTMF failing intermitently > > > > Hello all, > > > > > > Does it error means a DTMF error due to MTP failure ? > > |!!ERROR!! -MediaManager-(404)::isMTPNeededForDTMFInjectionFromOOBTo2833 > DTMFMTPSide=0, MTPInsertReason=0 > > > > Regards > > > > -- > > Nilson Lino da Costa Junior >
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