Might need to switch to supervised transfer instead of release to switch. Traces will help show root cause. I've seen this issue when some devices don't like a SIP Update before the call is connected and respond with 491 Request Pending.
Brian On Wed, Dec 17, 2014 at 12:36 PM, Jason Aarons (AM) < [email protected]> wrote: > > We zero out of Unity and the Attendant Console shows 1 ring then caller > is gone. > > > > About to pull Trace files. All same region G711. > > > > Unity Connection > CallHandler Transfer> SIP/CUCM > CTI Route Point > CTI > Port > SCCP Attendant Console Advanced 10.5> Operator alerted one ring > > > > The end user from PSTN hear the Wait While I transfer your call then right > back to the CallHandler Greeting > > > > Unity Connection 10.5.1.10000-7 > > CallManager 10.5.1.11901-1 > > Attendant Console Advanced 10.5.10-3 > > > > > > _______________________________________________ > cisco-voip mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/cisco-voip > >
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