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Cisco Bug: CSCup80803 - CUBE No Way Audio - Early Offer with SDP passthrough & Two 18x messages

Last Modified

Apr 25, 2020

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

No Way audio when dialing out through CUBE using Early Offer.  After hold/resume on IP phone, two way audio is heard.

After call is connected, "show voip rtp conn" will look like this:

Show voip rtp conn:
3     2217464    2217466    21352    26732                <---- looks good (inside leg)
4     2217466    2217464    21356    0                 <----- Oh no (outside leg)

- sdp passthrough configured
- Two provisional (18x) messages.  First 18x has TO tag 1.  Second 18x message and 200OK has TO tag 2.
- Early offer through CUBE
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  • Status
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