[Asterisk-Users] PRI Question

[Don Pobanz]

This may have nothing to do with it but have you verified your timing? 
Make sure one end of the T1 is using an internal clock and the other 
end is using timing off of the T1.

Don Pobanz

On Wednesday, August 20, 2003 12:37 PM, Barry Porch 
[SMTP:bporch at watsonconnects.com] wrote:
> My switch doesn't let me set up a loop but I am confident that
> everything is OK at the T1 layer.  I can connect via robbed bit to
> the
> Asterisk box with no problem.  Also I can use my T1/PRI tester
> towards
> either systems and it works fine with PRI and I can place and receive
> calls.
>
> There seems to be some incompatibility between Mitel's PRI
> implementation and Asterisk.  I have tried all supported flavors of
> PRI
> (ni2, dms100, 4ess, 5ess) with the same result.  I have also tried
> changing pri_cpe vs pri_net between the 2 machines.  Everything gives
> me
> the same result with the d channel going down and coming back up
> constantly.  I have been running on a cvs from about 2 weeks ago so I
> also did a cvs update yesterday with no change.
>
> It appears that I may be out of luck connecting the Mitel directly to
> the Asterisk box via PRI.  If someone has other experience I'd love
> to
> hear it.
>
> Has anyone else run into PRI implementations that they cannot make
> work
> with Asterisk?
>
> Barry
>