[asterisk-users] Digium PRI cards for data usage?

[Tim Nelson]

----- "Tilghman Lesher" <tilghman at mail.jeffandtilghman.com> wrote:
> On Monday 31 August 2009 21:59:28 Tim Nelson wrote:
> > Greetings- I'm wondering if the Digium PRI cards can be used for
> data
> > (Cisco HDLC, PPP, etc) or if they're for voice circuits only. I
> haven't
> > been able to find any information on this. All documentation direct
> from
> > Digium seems to indicate their hardware is for voice applications
> only.
> > Sangoma's cards work in either voice or data mode but of course this
> is
> > configured in their Wanpipe software. Thanks for any pointers.
> 
> You can.  The keyword is "nethdlc" in /etc/dahdi/system.conf, although
> to
> enable it, you need to uncomment CONFIG_DAHDI_NET in
> include/dahdi/dahdi_config.h and recompile the dahdi drivers.  Once
> the
> active spans are configured with nethdlc, use the sethdlc command
> line
> utility to set up the bonded channels into the various network
> interfaces
> (hdlc0 through hdlcN).  Depending upon your configuration, you may or
> may not also need to then configure the corresponding pvcN devices.
> 
> Here is an article on the old Zaptel interface.  While the name of the
> driver
> may have changed, the procedures remain the same:
> http://www.softwink.com/papers/Installation_Securing_VoIP_With_Linux/
> 
> By the way, the method for determining which channels are bonded are
> as simple as the number of channels you configure together (on a
> single
> line) in /etc/dahdi/system.conf.  For example, you can do as little
> as
> nethdlc=1 (for a single 64k channel) up to nethdlc=1-192 (for 8 T1s
> bonded
> into a single data device).  Each nethdlc line in the config becomes
> a
> separate hdlcN device.
> 
> -- 
> Tilghman & Teryl
> with Peter, Cottontail, Midnight, Thumper, & Johnny (bunnies)
> and Harry, BB, & George (dogs)
> 

Thank you Tilghman! That is exactly what I've been looking for!

Tim Nelson
Systems/Network Support
Rockbochs Inc.
(218)727-4332 x105