[Asterisk-Users] Dial Command Reference for SIP channel

[Doug Lytle]

Dave Morrow wrote:
> Hi all.  I was reading a sample config someone had posted relating to 
> call forwarding, and in it, they use a Dial command with components 
> that I cannot find any reference to.
>  
> Can someone point me to a reference which could explain the difference 
> between Dial(SIP/100|20|Ttr,,wW) and Dial(SIP/100,,wW)
> Specifically, what is the |20|Ttr ?  I cannot seem to find any 
> reference which would indicate this is even a valid format for the SIP 
> channel.
>  
http://www.voip-info.org/wiki/index.php?page=Asterisk+cmd+Dial

Doug

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