IAX long distance... Re: [Asterisk-Users] Asterisk for home office

[Michael Graves]

On 2 Dec 2004 19:25:29 +0900, Hermann Wecke wrote:

>Michael Graves wrote:
>> [...] Although there have
>> been a few (very few) times when I've notcied a brief pause after
>> dialing and found that it had in fact dialed out on the last possible
>> option.
>[...]
>
>The problem of your approach is that if you are out of credit with the 
>first provider, your call will be dropped, not trying the next one, 
>right? After all, I believe that ChanIsAvail 
>(http://www.voip-info.org/wiki-Asterisk+cmd+ChanIsAvail) will only check 
>if you can connect to that provider (ip route), not for available funding...
>
>I'm using now something like this:
>
>exten => _91NXXNXXXXXX,1,Dial(IAX2/username at provider1/${EXTEN:1},45)
>exten => _91NXXNXXXXXX,2,PlayBack(beep)
>exten => _91NXXNXXXXXX,3,Dial(IAX2/username at provider2/${EXTEN:1},45)
>exten => _91NXXNXXXXXX,4,PlayBack(beep)
>exten => _91NXXNXXXXXX,5,Dial(IAX2/username at provider3/${EXTEN:1},45)
>exten => _91NXXNXXXXXX,6,PlayBack(beep)
>exten => _91NXXNXXXXXX,7,Dial(IAX2/username at provider4/${EXTEN:1},45)
>exten => _91NXXNXXXXXX,8,Playtones(congestion)
>exten => _91NXXNXXXXXX,9,Wait(3)
>exten => _91NXXNXXXXXX,10,Hangup
>
>I know after every "beep"  that I changed the provider (out of credit? 
>dialing error? no connection?), and if the call is ringing after 45 
>seconds and I hear a beep, I will hangup. Not the best, but I believe is 
>the best failover solution (for a small company/home office at least).
>

Interesting. I've never had a problem with amount on account, but I've
had lots of problems with providers being down or not within reasonable
ping-time.

Thanks,

Michael
--
Michael Graves                           mgraves at pixelpower.com
Sr. Product Specialist                          www.pixelpower.com
Pixel Power Inc.                                 mgraves at mstvp.com

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