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How Differentiate the RBT Dial Tone (Rining) and Caller tone (any song)

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Dear Sir/Madam,

Here i want to ask question regarding the Trace capture difference betweent the RBT of dial tone and caller tone(song), the scenario is basically Partey A call to Party B, during the begining of Part A call to party B call setup Party B set caller tone instead of Rining Bell hear by Party A as a Song Tone not getting ringing bell, so here i want to know, where we can found the difference between ringing RBT and Caller tone in Wireshark trace packets and also pls provide the details where we see difference with example so we can differencitae the route qulaity is this route better or not.

Your prompt reponse highly apprcitaed

Thanks and Regards, VOIPNET

asked 02 Jan '12, 09:52

Voipnet's gravatar image

Voipnet
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accept rate: 0%

kindly help me! if any body knows pls answer my question

(02 Jan '12, 10:49) Voipnet

One Answer:

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I can only make an educated guess what you are trying to ask here. This is what I think is the gist of it:

  • Party A calls Party B
  • Party B causes Party A to hear a song instead of the expected ringing tone

Assuming SIP signaling, one would look for SDP payloads in the SIP packets exchanged during call setup, which open a media path from Party B to Party A. This then defines the RTP flow containing 'far end ringing' being your 'song'.

answered 02 Jan '12, 12:34

Jaap's gravatar image

Jaap ♦
11.7k16101
accept rate: 14%

And that's if the carrier even allows that feature.

(05 Jan '12, 08:32) EricKnaus