Dahdi groups is the feature you want.
It's well documented in chan_dahdi.conf
Antoine Megalla wrote:
> Hi,
>
> I did not find a way to do that in chan_ss7.
> However you can use the hunting_policy in the linkset definition to
> try achieve that in a way
>
> you can use
> hunting_policy => seq_lth
> to use the first E1 to send calls
>
> if you want to use the second E1 then use
> hunting_policy => seq_htl
>
> This will only ensure that the first 30 outbound calls go to the E1 of
> your choice.
> Of course you can set a global counter that you increment as the calls
> are coming in and decrement on hangup and then check to make sure that
> only 30 calls are sent. This will ensure that only 1 E1 is used for
> oubound.
>
> Exmaple to use the first E1:
>
> in ss7.conf use
> hunting_policy => seq_lth
> in the linkset definition
>
> exten => _X.,1,SetGlobalVar(CALLCOUNTER=${MATH(${CALLCOUNTER}+1,int)})
> exten => _X.,2,GoToIf($[${CALLCOUNTER} > 30] ? 3:4)
> exten => _X.,3,Dial(SS7/MSC1/00${EXTEN}|60)
> exten => _X.,4,Hangup()
>
> exten => h,1,SetGlobalVar(CALLCOUNTER=${MATH(${CALLCOUNTER}-1,int)})
>
> Regrads,
>
> Antoine Megalla.
>
> ------------------------------------------------------------------------
> *From:* aka <akablast at gmail.com>
> *To:* asterisk-ss7 at lists.digium.com
> *Sent:* Tuesday, May 26, 2009 12:57:30 PM
> *Subject:* [asterisk-ss7] send call via define cic range
>
> Hi
>
> i am using chan_ss7 1.1 to connect ss7 & asterisk.in
> <http://asterisk.in/> my configuration there has a two links(E1 s) to
> connect asterisk ss7.is <http://ss7.is/> there has any way to handle
> outsides calls in link wise.i try to configure asterisk this way but
> no luck for this.(SS7/link1/$OUTNUM)
>
> ------------------------------------------------------------------------
>
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