[Asterisk-Users] Implementing a ISDN home PBX

[Armin Schindler]

On Sun, 17 Jul 2005, Arik Funke wrote:
> Armin Schindler wrote:
> > On Sun, 17 Jul 2005, Arik Funke wrote:
> > > I would like to implement a inexpensive home PBX with Asterisk. I have
> > > an
> > > internal ISDN bus with 6 ISDN phones. I now thought, I connect a Fritz
> > > card to
> > > my Mehrgerateanschluss (Point-to-Multipoint) supplied by my provider
> > > and a
> > > second Fritz card to the internal bus. Will this work?
> > 
> > But if you mean to connect the phones directly to the FritzCard, then no.
> > You need the card to operate in NT mode, which FritzCard cannot.
> > 
> I meant indeed to connect phones directly to the Fritz card. I found a list of
> cards that support nt mode with mISDN: http://isdn.jolly.de/cards.html
> 
> Would any of these work or do they only work with mISDN but not with Asterisk
> for my application? Sorry if this question does not make sense. I am not yet
> sure how Asterisk handles ISDN cards. Especially with the two capi channels.

I cannot tell you anything about the mISDN status. But as far as I know, 
when you want to use easy and cheap NT-mode, the zaphfc cards will do very 
good.
 
> What is the difference between the two capi channel drivers for asterisk?
> Which one do I use for what? Or are they interchangeable?

I believe you mean chan_capi from junganns and my chan_capi-cm version on
sourceforge? Well, they are not really different. chan_capi-cm is just
ongoing development, newer versions, fixes, new features....

Armin