>
> What you are doing wrong is putting PM-3's with absolutely no modems
> first. If a PM-3 has zero modems it behaves differently, it treats any
> voice calls coming in as ISDN Data Over Voice. There you are going to get
> an answer but then apparent silence on the line as the chassis waits for
> an ISDN DOV negotiation. If there is at least one modem card in the PM-3,
> the unit does NOT make this Data Over Voice assumption and if the modem
> cards fill up, it signals busy so it can roll over to the next PRI/unit.
> Your best bet is to have at least one modem card in the first two chassis
> and then put the rest of the cards in the last units. This behavior is
> still not documented although it was discussed on this list over 6 months
> ago.
I hate all these DOV "features". I want a way to disable all this DOV
crap on the PM3. I said this 6 months ago too...
Tom