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Cisco Bug: CSCuk55365 - DTMF-OOB doesnt work if the Terminating side is a MTA with DQoS

Last Modified

Feb 22, 2014

Products (1)

  • Cisco BTS 10200 Softswitch

Known Affected Releases

4.3(0)Q5

Description (partial)

<cmdBold>Symptom:<nocmdBold>
The out of band DTMF relay does not work for on-net calls between eMTA and
off-net calls between eMTA and Trunking Gateway (using TGCP)


<cmdBold>Impact:<nocmdBold>
The digits dialed during mid-call will not be transmitted to other party.

<cmdBold>Conditions:<nocmdBold>
When 
- MGW table entry (for eMTA/TGW) is configured with field DTMF-OOB-SUPP=Y in
MGW-PROFILE entry and 
- Subscriber/trunk-grp is configured for QOS table entry with field
DTMF-PREF-MODE=DTMF-OOB
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