[asterisk-users] PRI Test Lab

[Olivier]

2009/2/13 Alex Balashov <abalashov at evaristesys.com>

> Olivier wrote:
>
> > I thought that, with PRI, it was possible to play using a single E1/T1
> > port and a T1/E1 loopback adapter (a RJ45 plug with properly assigned
> > wires which makes any outgoing call an incoming one on another PRI
> > channel) ?
> >
> > For lab testing, this kind of trick seems very useful.
> > I've never tried it yet but is it correct ?
>
> No, because HDLC and ISDN Q.921 would not come up.  That requires two
> distinct endpoints and a bidirectional traffic exchange.


Thanks  for correcting me !

>
>
> I think some Sangoma cards have a mode where you can put the "port" in a
> certain kind of "loopback" mode for this type of thing, but I am not
> sure--and in any case, that is a different concept.
>
> --
> Alex Balashov
> Evariste Systems
> Web    : http://www.evaristesys.com/
> Tel    : (+1) (678) 954-0670
> Direct : (+1) (678) 954-0671
> Mobile : (+1) (678) 237-1775
>
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