[asterisk-users] Block Collect Calls on ISDN trunk

[Rafael dos Santos Saraiva]

This is a variable received from the isdn channel.

Att,
Rafael Saraiva




2012/2/17 Danny Nicholas <danny at debsinc.com>

> Did you set CHANNEL(reversecharge) somewhere?****
>
> ** **
>
> *From:* asterisk-users-bounces at lists.digium.com [mailto:
> asterisk-users-bounces at lists.digium.com] *On Behalf Of *Rafael dos Santos
> Saraiva
> *Sent:* Friday, February 17, 2012 10:26 AM
> *To:* Asterisk Users Mailing List - Non-Commercial Discussion
> *Subject:* Re: [asterisk-users] Block Collect Calls on ISDN trunk****
>
> ** **
>
> Richard****
>
> ** **
>
> ** **
>
> I tried this, but it did not work. What can be the problem?
> ****
>
> [PABX]****
>
> exten => _x.,1,Proceeding()****
>
> same => n,GotoIf($["${CHANNEL(reversecharge)}" ="-1"]?allow:block)****
>
> same => n(allow),Dial(SIP/1584,30,tT))****
>
> same => n(block),Hangup()****
>
> ** **
>
> Att,
> Rafael Saraiva
>
>
>
> ****
>
> 2012/2/15 Richard Mudgett <rmudgett at digium.com>****
>
> > > How to block collect calls on ISDN trunk?
> >
> > You need Asterisk v1.8 or later and check the value of
> > CHANNEL(reversecharge) in your dialplan.
> >
> > https://wiki.asterisk.org/wiki/display/AST/Function_CHANNEL
>
> > Can you give me an example of how to use this function?
>
> exten => 100,1,Proceeding()
> same => n,GotoIf($["${CHANNEL(reversecharge)}" = "-1"]?allow:block)
> same => n(allow),Dial()
> same => n(block),Hangup()
>
> Please note that CHANNEL(reversecharge) is only valid on ISDN channels.
>
> Richard
>
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