<div><font color="#333333" face="arial, sans-serif" size="3">Richard</font></div><div><font color="#333333" face="arial, sans-serif" size="3">Can you give me an example of how to use this function?</font></div><font color="#333333" face="arial, sans-serif" size="3"><div>
<font color="#333333" face="arial, sans-serif" size="3"><br></font></div><br clear="all"></font>Att,<br>Rafael Saraiva<br><br><br>
<br><br><div class="gmail_quote">2012/2/15 Richard Mudgett <span dir="ltr"><<a href="mailto:rmudgett@digium.com">rmudgett@digium.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
> How to block collect calls on ISDN trunk?<br>
<br>
You need Asterisk v1.8 or later and check the value of CHANNEL(reversecharge) in your dialplan.<br>
<br>
<a href="https://wiki.asterisk.org/wiki/display/AST/Function_CHANNEL" target="_blank">https://wiki.asterisk.org/wiki/display/AST/Function_CHANNEL</a><br>
<br>
Richard<br>
<br>
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