John, In that situation, an annunciator is invoked to play ringback to the caller. Make sure the MRGL on the SIP Trunk has at leat one annunciator in it. The CallManager traces should shed more light into why the annunciator isn't being invoked/media being set up properly.
Brian On Mon, Oct 13, 2014 at 11:00 PM, John Phan <[email protected]> wrote: > Dear all, > > I have one issue when do this step. > > Phone A (PSTN) < -> GW (SIP TRUNK) <-> CUCM 8.6 <-> Phone B (Cisco phone > 7942, the same issue when i test with 7911, 7912, 7962): > > - Phone B anwser. we have 2 way voice. > - Phone B make a new call to phone C, phone A hear MoH. > - Phone C ringing, Phone B press transfer (direct transfer) > - Phone C still ringing, but Phone A can not hear MoH. > > Could you please to help me fix this issue ! > > Thanks and best regards, > John Phan > > _______________________________________________ > cisco-voip mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/cisco-voip > >
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