[asterisk-dev] delaying few seconds for FAS problem

Jean-Michel Hiver jhiver at ykoz.net
Tue Nov 27 13:33:50 CST 2007


Your ATAs are buggy or do not handle / pass progress in band
information properly. Unfortunately, there isn't much you can do.
Flash the firmware pehaps?

2007/11/27, robert santos <bikolboy at gmail.com>:
> gud day,
> hope this is not OT. currently encountering problem with ATA FXO FAS problem
> especially on CDR.
> the scenario is dis:
> ATA of grandstream and sipura, send 183 and 200 simultaneously even if the
> FXO port is not yet ringing.
> since 200 was receive already then CDR starts the timer. not good for a
> prepaid system
> research:
> all documents that i have read points me to a blank wall.
> possible workaround:
> upon receiving of 200 delay for a while so that CDR does not start
> immediately. prepaid customer is not
> that much.
> help:
> im asking the developers if this is possible? how can i do this..
> all help is welcome, regards
> arvin
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