[Asterisk-Users] T1-PRI deployment questions...

[Emanuele Pucciarelli]

Il gio, 2003-05-29 alle 23:10, Steven Critchfield ha scritto:

> I still can't find any reference to AMI being lossy, and can't find any
> comments that show where a AMI circuit would introduce 1's to maintain
> 1's density. After reading a page describing test patterns and why they
> use certain test patterns, it makes sense why AMI might not be usable
> for a PRI though. 

I think that most uses of AMI imply "density enforcement", and do
purposefully throw in some 1's here and there to break 0-sequences. 
Google found many matches, among which is
http://www.laruscorp.com/chapt02.htm .

Bye,

--
E.