[Asterisk-Users] T1 Sync clarification

[John Brown (CV)]

THank you.  Thats what I thought it should be.

Off to call the telco and tell them they are mucked up.


On Sun, Jan 11, 2004 at 06:54:11PM -0600, Don Pobanz wrote:
> On Sunday, January 11, 2004 5:41 PM,  John Brown (CV) 
> [SMTP:jmbrown at chagresventures.com] wrote:
> > Hi List,
> >
> > After reading a bunch of the docs, list post archives, it
> > still seems that a clear definition of how to clock the T100P
> > card is muddy.
> >
> > zttool says that the link is "INTERNALLY CLOCKED",
> >
> > does this mean the T100P is providing clock, or does
> > this mean the T100P is getting clock from the T1 line
> > side (ergo getting clock from the Telco) ??
> >
> 
> This was really confusing for me when I started. Let me explain it this 
> way.
> If you want to run on the internal T100P clock then set sync to '0'
> To derive the timing from the incoming T1 line (loop timing) set sync 
> to '1'
> 
> >
> > If you have sync = 0   then zttool says internally clocked
> >
> > if sync > 0  then zttool says "Digium......."  and link
> > goes into an error condition.
> 
> I don't know what this would be.
> 
> >
> > Thus the million dollar question is this:
> >
> > What should the SYNC value be if you want to clock from
> > the TELCO ?
> 
> sync should be set to 1 to time from telco.
> 
> >
> > Maybe zttool is reporting things in error ??
> >
> > thanks mucho
> 
> --
> Don Pobanz
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