[Asterisk-Users] chan_h323, Asterisk and DTMF issue

[Jeremy McNamara]

We use rfc2833 for everything and have no trouble. Make sure your 7960 
is sending the right indications.

Jeremy McNamara


Jay Sakata wrote:

>I have the same problem that Michael describes below does anyone have any recommendations?
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>Jay
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> Hi folks,
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>I’m using chan_h323 to dial out to a gateway which connects me to the PSTN.
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>In order to use a menu system such my bank menu system, I have to set
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>dtmfmode=info in my sip.conf for my Cisco 7960 phone. However, dtmfmode=info
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>won’t work with Asterisk’s voicemail system. 
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>I’m using the g.729 codec for h323 and Asterisk. I’m told dtmfmode=inband
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>won’t work with g.729.  Is it possible to use dtmfmode=info with h323 and
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>access my Asterisk voicemail?
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>Summary:
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>dtmfmode = info                 ; works with h323 not with Asterisk
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>Voicemail
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>dtmfmode = inband        ; works with h323 (with a flood of warnings) not
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>with Asterisk Voicemail  
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>dtmfmode = rfc2833       ; works with Asterisk Voicemail not with h323
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>Any help would be greatly appreciated.
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>Thanks,
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>Michael
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