Continous dial tone played by Gateway - Megaco Signalling

<[email protected]>
Newsgroups gmane.ietf.megaco
Message-ID <[email protected]>
Hi All,

 

We are facing an issue, where GW continues to play dial tone even after terminating end starts ringing. (We expect ringback tone to be applied to originating line here).

 

Timeout has been sent in response to gateway controller request. My question here is,

 

Should the GW has to play ringback tone or it should get instructed by the gateway controller to apply ringback tone to originating end ?

 

Also there is a delay in establishing two way speech path when terminating end goes offhook (Approx 25 secs). For a certain amount of time terminating end hears originating end (One way speech path initially, later (after ~25 sec delay) two way speech path. 

 

Message sent to GW:

000:07:53:04.95[T:22]<4101> Sending msg --> GW IP[xx.xxx.xxx.xxx] GW PORT[2944]
!/1 [xx.xxx.xxx.xxx]:2944 T=52005{C=3{MF=p/4{M{O{MO=RC,tdmc/gain=0 }},SG{cg/dt},E=5867{al/on{strict=state},g/sc,xdd/xce{bc=60,mp=
enhanced,xdd=on,DM={T:2, S:4, L:10, (1|2|3|4|5|6|7|8|9|0|E|F|A|D)}}}}}}

 

Response from GW:

000:07:53:07.03[T:39]<4101> Received msg <-- GW IP[xx.xxx.xxx.xxx] GW PORT[2944]

!/1 [xx.xxx.xxx.xxx]:2944 T=100056{C=3{n=p/4{oe=5867{XDD/XCE{DS=T,METH=PM}}}}}   ß- GW reports timeout with method as Partial Match.

 

This issue is particular to an automatic call originating functionality. Also extended DTMF package has been used in this scenario (XDD/XCE) whereas the same scenario is successful with (dd/ce) package. 

 

Please share your thoughts on this issue.

 

Thanks,

Sheik Farid

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