[Asterisk-Users] ISDN BRI with DDI support
maciejkietlinski at poczta.onet.pl
Tue Mar 16 14:33:53 MST 2004
> > > I want to build in my small company little PBX with asterisk.
> > > I have one ISDN BRI link with DDI preselection and a couple of analog
> > > phones.
> > >
> > > So, my problem is, I'm lost in lots of abbreviations, and I have no
> > > which pci card to select.
> > >
> > > I know, I need one ISDN BRI DDI card for incoming isdn line
> > > and some pci cards with RJ11 for analog phones.
> > >
> > > 1) can anybody help me to select correct pci cards?
> > > 2) can i use more then one isdn cards (connected together) if I need
> > > more the 2 simultaneous phone calls?
> > For phones: Digium TDM?0B,
> > For line(s): Eicon Diva Server - with 1 or 4 BRI interfaces.
> and what about "AVM FRITZ! card PCI v 2.0" or "AVM ISDN controller C2" ?
> what does it mean active vs. pasive controller, where is difference?
> Am I need active controller?
Active controller has its processor - in Asterisk solutions you usually
don't need this.
About C2 - I didn't try.
Old cards were supported by isdn4linux, not new
(If I remember well old is 2.0, new 2.1).
With new you can use only CAPI.
CAPI from AVM legally supports only 1 card in 1 PC.
And I coundn't make it stable for many days - with Eicon not any problem.
I am afraid that Fritz dosn't support point-to-point mode - but I am not
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