[Freeswitch-users] FS -route to next GW if the first GW full

Tue Apr 26 12:35:51 MSD 2011

Charles,

if you may, I would recommend you change the behaviour of this GW sending back a 404 when it's full...
That's odd.
It should rather use: 503 Service unavailable.

David Ponzone  Direction Technique
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Service Client IPeva
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Le 21/04/2011 à 04:45, fieldpeak a écrit :

> Thanks All, it is resolved now with below config.
> 
> 2011/4/20, Kristian Kielhofner <kris at kriskinc.com>:
>> Try this:
>> 
>> <extension name="9_GW" >
>>  <condition field="destination_number" expression="^(9\d+)$">
>>    <action application="set" data="continue_on_fail=true"/>
>>    <action application="set" data="failure_causes=UNALLOCATED_NUMBER"/>
>>    <action application="set" data="hangup_after_bridge=true"/>
>>    <action application="bridge" data="sofia/internal/$1 at 192.168.200.201"/>
>>    <action application="bridge" data="sofia/internal/$1 at 192.168.200.202"/>
>> </condition>
>> </extension>
>> 
>> On Wed, Apr 20, 2011 at 10:58 AM, fieldpeak <fieldpeak at gmail.com> wrote:
>>> Hi Steve,
>>> 
>>> Thanks for your so rich stuff provided.
>>> 
>>> however, i tried to use error code to route as below, it failed (did
>>> not route the next GW when recevied UNALLOCATED_NUMBER), can you
>>> please point out is there any place wrong in the dailplan? attached is
>>> the log, thanks.
>>> 
>>> <extension name="9_GW" >
>>> 
>>>  <condition field="destination_number" expression="^(9\d+)$">
>>>     <action application="set" data="continue_on_fail=true"/>
>>>    <action application="set" data="hangup_after_bridge=false"/>
>>>     <action application="bridge"
>>> data="sofia/internal/$1 at 192.168.200.201"/>
>>> </condition>
>>> 
>>>  <condition field="brige_hangup_cause" expression="UNALLOCATED_NUMBER">
>>>   <action application="bridge" data="sofia/internal/$1 at 192.168.200.202"/>
>>>  </condition>
>>> 
>>> </extension>
>>> 
>>> Regards,
>>> Charles
>>> 
>>> 2011/4/20, Steven Ayre <steveayre at gmail.com>:
>>>> If you know the number of calls the GW can handle in advance, you can
>>>> limit
>>>> the call attempts before sending the call to the gateway:
>>>> http://wiki.freeswitch.org/wiki/Limit
>>>> There are several ways to use that.
>>>> 
>>>> You can reroute calls to a 2nd gateway on error:
>>>> http://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_bridge#Implementing_Failover
>>>> 
>>>> There are channel variables that let you control what to consider a
>>>> reroutable error and what is a give-up error:
>>>> http://wiki.freeswitch.org/wiki/Channel_Variables#continue_on_fail
>>>> http://wiki.freeswitch.org/wiki/Channel_Variables#failure_causes
>>>> This might also be useful, particularly with mod_limit:
>>>> http://wiki.freeswitch.org/wiki/Channel_Variables#transfer_on_fail
>>>> 
>>>> You could use mod_lcr to get a list of all the GWs, but in a random
>>>> order.
>>>> That'd let you load balance (randomly) but reroute when required without
>>>> duplicates unlike mod_distributor.
>>>> 
>>>> Hopefully that's enough building blocks to give you somewhere to start...
>>>> 
>>>> -Steve
>>>> 
>>>> 
>>>> 
>>>> On 20 April 2011 08:27, Charles <fieldpeak at gmail.com> wrote:
>>>> 
>>>>> 
>>>>> i have two media GWs connected with FS for PSTN calls, FS route the
>>>>> first
>>>>> one in normal case, once the first GW get full (all of channels were
>>>>> occupied), i need FS route to the second GW.
>>>>> i found once the first GW get full, it will reply '404 not found' to FS,
>>>>> can FS route to the second one according to this condition or any other
>>>>> alternative?
>>>>> 
>>>>> although i know there is mod_distributor for load balancing, however, i
>>>>> need if only first one full then route to second one, so it looks this
>>>>> module not suitable for this senario...
>>>>> 
>>>>> Thanks.
>>>>> 
>>>>> Regards,
>>>>> Charles
>>>>> 
>>>>> _______________________________________________
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>> 
>>>>> 
>>>> 
>>> 
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>>> 
>>> 
>> 
>> 
>> 
>> --
>> Kristian Kielhofner
>> 
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> 
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