[asterisk-users] Zap Channels Collide (Incoming & Outgoing)

[Eric Wieling]

RE Kushner List Account wrote:
> Al Baker wrote:
>> I know that everyone has gaps in their knowledge, but I am just 
>> staggered that
>> systems are being sold/deployed with such fundamental TELCO workings not 
>> being
>> understood.  Frightening.
>>
>>   
> 
> Yep, unbelievable.
> 
> This is the reason most PBXs are ground start, is there Zap hardware 
> that does ground start? I really never looked.  At least the outbound 
> call won't go out on a line with a incoming call if they had ground start.

I don't think the analog cards support anything except FXOLS and FXOKS, 
the newer 2400 and 800 analog cards might support this.  I believe it is 
a driver issue rather than a hardware issue.

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